Collection: Knobs - Thumb

Knobs -> Thumb
Thread Size Head Diameter (D) Thread Length (L) Colour Style Indicative
Image
Thread Size
M6

Head Diameter (D)
36.0
mm

(Equiv. 1.417 in.)
Thread Length (L)
20.0
mm

(Equiv. 0.787 in.)
Colour
White / Red
Style
Fit Own Screw
Thumb Knobs - M6 36x20 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF060M-36-FIT-WR
Thumb Knobs - M6 36x20 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size Head Diameter (D) Thread Length (L) Colour Indicative
Image
Thread Size
M6

Head Diameter (D)
36.0
mm

(Equiv. 1.417 in.)
Thread Length (L)
20.0
mm

(Equiv. 0.787 in.)
Colour
White / Red
Thumb Knobs - M6 36x20 mm - Plastic
Material: Plastic    Style: Fit Own Screw   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF060M-36-FIT-WR
Thumb Knobs - M6 36x20 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6.00mm) - Use Own Screw

Head Diameter (D)
38.00
mm

(Equiv. 1.496 in.)
Thread Length (L)
12.2
mm

(Equiv. 0.48 in.)
Colour
Yellow
Style
Rosette
Thumb Knobs - M6 - 6.00mm - - Use Own Screw 38x12.2 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM060M-038-ROS-Y (10 Pcs)
Thumb Knobs - M6 - 6.00mm - - Use Own Screw 38x12.2 mm For Cap Screws - Plastic Knob
3 units (30 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (30 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
M6 (6.00mm) - Use Own Screw

Head Diameter (D)
38.00
mm

(Equiv. 1.496 in.)
Thread Length (L)
12.2
mm

(Equiv. 0.48 in.)
Colour
Yellow
Thumb Knobs - M6 - 6.00mm - - Use Own Screw 38x12.2 mm For Cap Screws - Plastic
Material: Plastic    Style: Rosette   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM060M-038-ROS-Y (10 Pcs)
Thumb Knobs - M6 - 6.00mm - - Use Own Screw 38x12.2 mm For Cap Screws - Plastic Knob
3 units (30 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (30 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
17.46
mm

(Equiv. 0.687 in.)
Thread Length (L)
11.1
mm

(Equiv. 0.437 in.)
Colour
Black
Style
L
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 17.46x11.1 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-017-L-B (10 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 17.46x11.1 mm For Cap Screws - Plastic Knob
20 units (200 pcs) Available Now | Item Discontinued - Up to 20 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

20 units (200 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
17.46
mm

(Equiv. 0.687 in.)
Thread Length (L)
11.1
mm

(Equiv. 0.437 in.)
Colour
Black
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 17.46x11.1 mm For Cap Screws - Plastic
Material: Plastic    Style: L   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-017-L-B (10 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 17.46x11.1 mm For Cap Screws - Plastic Knob
20 units (200 pcs) Available Now | Item Discontinued - Up to 20 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

20 units (200 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
19.05
mm

(Equiv. 0.75 in.)
Thread Length (L)
7.9
mm

(Equiv. 0.311 in.)
Colour
Red
Style
Knurled
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 19.05x7.9 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-019-KNU-R (10 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 19.05x7.9 mm For Cap Screws - Plastic Knob
8 units (80 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

8 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
19.05
mm

(Equiv. 0.75 in.)
Thread Length (L)
7.9
mm

(Equiv. 0.311 in.)
Colour
Red
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 19.05x7.9 mm For Cap Screws - Plastic
Material: Plastic    Style: Knurled   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-019-KNU-R (10 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 19.05x7.9 mm For Cap Screws - Plastic Knob
8 units (80 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

8 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (D)
19.05
mm

(Equiv. 0.75 in.)
Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Colour
Grey
Style
Knurled
Thumb Knobs - 1/4-20 UNC -6.35mm- 19.05x38.1 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - Male With Cap Screw
Part Number: KM064C-019-3810-KNU-G (6 Pcs)
Thumb Knobs - 1/4-20 UNC - 6.35mm - 19.05x38.1 mm Male With Cap Screw - Plastic Knob
1 pack (6 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $5.70 AUD Sale price $3.00 AUD
6 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (6 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (D)
19.05
mm

(Equiv. 0.75 in.)
Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Colour
Grey
Thumb Knobs - 1/4-20 UNC -6.35mm- 19.05x38.1 mm - Plastic
Material: Plastic    Style: Knurled   
Category: Knobs - Thumb - Male With Cap Screw
Part Number: KM064C-019-3810-KNU-G (6 Pcs)
Thumb Knobs - 1/4-20 UNC - 6.35mm - 19.05x38.1 mm Male With Cap Screw - Plastic Knob
1 pack (6 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.00 AUD
Regular price $5.70 AUD Sale price $3.00 AUD
6 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (6 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (D)
25.40
mm

(Equiv. 1 in.)
Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Colour
Grey
Style
Knurled
Thumb Knobs - 1/4-20 UNC -6.35mm- 25.4x38.1 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - Male With Cap Screw
Part Number: KM064C-025-3810-KNU-G (10 Pcs)
Thumb Knobs - 1/4-20 UNC - 6.35mm - 25.4x38.1 mm Male With Cap Screw - Plastic Knob
1 pack (10 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.00 AUD
Regular price $9.50 AUD Sale price $5.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (10 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (D)
25.40
mm

(Equiv. 1 in.)
Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Colour
Grey
Thumb Knobs - 1/4-20 UNC -6.35mm- 25.4x38.1 mm - Plastic
Material: Plastic    Style: Knurled   
Category: Knobs - Thumb - Male With Cap Screw
Part Number: KM064C-025-3810-KNU-G (10 Pcs)
Thumb Knobs - 1/4-20 UNC - 6.35mm - 25.4x38.1 mm Male With Cap Screw - Plastic Knob
1 pack (10 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.00 AUD
Regular price $9.50 AUD Sale price $5.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (10 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
31.75
mm

(Equiv. 1.25 in.)
Thread Length (L)
7.9
mm

(Equiv. 0.311 in.)
Colour
Red
Style
Tee
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-032-TEE-R (15 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic Knob
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $9.00 AUD
Regular price $17.10 AUD Sale price $9.00 AUD
15 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
31.75
mm

(Equiv. 1.25 in.)
Thread Length (L)
7.9
mm

(Equiv. 0.311 in.)
Colour
Red
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic
Material: Plastic    Style: Tee   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-032-TEE-R (15 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic Knob
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $9.00 AUD
Regular price $17.10 AUD Sale price $9.00 AUD
15 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
31.75
mm

(Equiv. 1.25 in.)
Thread Length (L)
7.9
mm

(Equiv. 0.311 in.)
Colour
Yellow
Style
Tee
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-032-TEE-Y (10 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic Knob
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
31.75
mm

(Equiv. 1.25 in.)
Thread Length (L)
7.9
mm

(Equiv. 0.311 in.)
Colour
Yellow
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic
Material: Plastic    Style: Tee   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-032-TEE-Y (10 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 31.75x7.9 mm For Cap Screws - Plastic Knob
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Black
Style
Rosette
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-038-ROS-B
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic Knob
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $1.50 AUD
Regular price $2.85 AUD Sale price $1.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Black
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic
Material: Plastic    Style: Rosette   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-038-ROS-B
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic Knob
1 Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $1.50 AUD
Regular price $2.85 AUD Sale price $1.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Red
Style
Rosette
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-038-ROS-R (15 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic Knob
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
15 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4 (6.35mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Red
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic
Material: Plastic    Style: Rosette   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM064-038-ROS-R (15 Pcs)
Thumb Knobs - 1/4 - 6.35mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic Knob
1 pack (15 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
15 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (15 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Colour
Grey
Style
Rosette
Thumb Knobs - 1/4-20 UNC -6.35mm- 38.1x38.1 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - Male With Cap Screw
Part Number: KM064C-038-3810-ROS-G (5 Pcs)
Thumb Knobs - 1/4-20 UNC - 6.35mm - 38.1x38.1 mm Male With Cap Screw - Plastic Knob
1 pack (5 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (5 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Colour
Grey
Thumb Knobs - 1/4-20 UNC -6.35mm- 38.1x38.1 mm - Plastic
Material: Plastic    Style: Rosette   
Category: Knobs - Thumb - Male With Cap Screw
Part Number: KM064C-038-3810-ROS-G (5 Pcs)
Thumb Knobs - 1/4-20 UNC - 6.35mm - 38.1x38.1 mm Male With Cap Screw - Plastic Knob
1 pack (5 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (5 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
21.43
mm

(Equiv. 0.844 in.)
Thread Length (L)
13.5
mm

(Equiv. 0.531 in.)
Colour
Grey
Style
L
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-021-L-G (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic Knob
8 units (80 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

8 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
21.43
mm

(Equiv. 0.844 in.)
Thread Length (L)
13.5
mm

(Equiv. 0.531 in.)
Colour
Grey
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic
Material: Plastic    Style: L   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-021-L-G (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic Knob
8 units (80 pcs) Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

8 units (80 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
21.43
mm

(Equiv. 0.844 in.)
Thread Length (L)
13.5
mm

(Equiv. 0.531 in.)
Colour
Red
Style
L
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-021-L-R (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic Knob
9 units (90 pcs) Available Now | Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

9 units (90 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
21.43
mm

(Equiv. 0.844 in.)
Thread Length (L)
13.5
mm

(Equiv. 0.531 in.)
Colour
Red
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic
Material: Plastic    Style: L   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-021-L-R (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic Knob
9 units (90 pcs) Available Now | Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

9 units (90 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
21.43
mm

(Equiv. 0.844 in.)
Thread Length (L)
13.5
mm

(Equiv. 0.531 in.)
Colour
Yellow
Style
L
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-021-L-Y (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic Knob
10 units (100 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (100 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
21.43
mm

(Equiv. 0.844 in.)
Thread Length (L)
13.5
mm

(Equiv. 0.531 in.)
Colour
Yellow
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic
Material: Plastic    Style: L   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-021-L-Y (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 21.43x13.5 mm For Cap Screws - Plastic Knob
10 units (100 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (100 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
10.3
mm

(Equiv. 0.406 in.)
Colour
Red
Style
Tee
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 38.1x10.3 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-038-TEE-R (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 38.1x10.3 mm For Cap Screws - Plastic Knob
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
5/16 (7.94mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
10.3
mm

(Equiv. 0.406 in.)
Colour
Red
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 38.1x10.3 mm For Cap Screws - Plastic
Material: Plastic    Style: Tee   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM079-038-TEE-R (10 Pcs)
Thumb Knobs - 5/16 - 7.94mm - - Use Own Screw 38.1x10.3 mm For Cap Screws - Plastic Knob
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
M8 (8.00mm) - Use Own Screw

Head Diameter (D)
26.00
mm

(Equiv. 1.024 in.)
Thread Length (L)
9.8
mm

(Equiv. 0.386 in.)
Colour
Black
Style
Knurled
Thumb Knobs - M8 - 8.00mm - - Use Own Screw 26x9.8 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM080M-026-KNU-B (100 Pcs)
Thumb Knobs - M8 - 8.00mm - - Use Own Screw 26x9.8 mm For Cap Screws - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $126.23 AUD
Regular price Sale price $126.23 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8.00mm) - Use Own Screw

Head Diameter (D)
26.00
mm

(Equiv. 1.024 in.)
Thread Length (L)
9.8
mm

(Equiv. 0.386 in.)
Colour
Black
Thumb Knobs - M8 - 8.00mm - - Use Own Screw 26x9.8 mm For Cap Screws - Plastic
Material: Plastic    Style: Knurled   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM080M-026-KNU-B (100 Pcs)
Thumb Knobs - M8 - 8.00mm - - Use Own Screw 26x9.8 mm For Cap Screws - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 24, 2025
Regular price $126.23 AUD
Regular price Sale price $126.23 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Blue
Style
Fit Own Screw
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WBL
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Blue
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic    Style: Fit Own Screw   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WBL
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Orange
Style
Fit Own Screw
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WO
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $7.41 AUD
Regular price Sale price $7.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Orange
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic    Style: Fit Own Screw   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WO
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $7.41 AUD
Regular price Sale price $7.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Red
Style
Fit Own Screw
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WR
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Red
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic    Style: Fit Own Screw   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WR
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / White
Style
Fit Own Screw
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WW
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / White
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic    Style: Fit Own Screw   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WW
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $6.86 AUD
Regular price Sale price $6.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Yellow
Style
Fit Own Screw
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WY (70 Pcs)
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $321.23 AUD
Regular price Sale price $321.23 AUD
70 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
M8

Head Diameter (D)
42.0
mm

(Equiv. 1.654 in.)
Thread Length (L)
21.0
mm

(Equiv. 0.827 in.)
Colour
White / Yellow
Thumb Knobs - M8 42x21 mm - Plastic
Material: Plastic    Style: Fit Own Screw   
Category: Knobs - Thumb - For Hex Head Screw
Part Number: KF080M-42-FIT-WY (70 Pcs)
Thumb Knobs - M8 42x21 mm For Hex Head Screw - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 30, 2025
Regular price $321.23 AUD
Regular price Sale price $321.23 AUD
70 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8 (9.53mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Black
Style
Rosette
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM095-038-ROS-B (5 Pcs)
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic Knob
1 pack (5 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.00 AUD
Regular price $9.50 AUD Sale price $5.00 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (5 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
3/8 (9.53mm) - Use Own Screw

Head Diameter (D)
38.10
mm

(Equiv. 1.5 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Black
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic
Material: Plastic    Style: Rosette   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM095-038-ROS-B (5 Pcs)
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 38.1x11.9 mm For Cap Screws - Plastic Knob
1 pack (5 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.00 AUD
Regular price $9.50 AUD Sale price $5.00 AUD
5 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (5 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
3/8 (9.53mm) - Use Own Screw

Head Diameter (D)
44.45
mm

(Equiv. 1.75 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Black
Style
Tee
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 44.45x11.9 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM095-044-TEE-B (10 Pcs)
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 44.45x11.9 mm For Cap Screws - Plastic Knob
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
3/8 (9.53mm) - Use Own Screw

Head Diameter (D)
44.45
mm

(Equiv. 1.75 in.)
Thread Length (L)
11.9
mm

(Equiv. 0.469 in.)
Colour
Black
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 44.45x11.9 mm For Cap Screws - Plastic
Material: Plastic    Style: Tee   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM095-044-TEE-B (10 Pcs)
Thumb Knobs - 3/8 - 9.53mm - - Use Own Screw 44.45x11.9 mm For Cap Screws - Plastic Knob
6 units (60 pcs) Available Now | Item Discontinued - Up to 6 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

6 units (60 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
M10 (10.00mm) - Use Own Screw

Head Diameter (D)
38.00
mm

(Equiv. 1.496 in.)
Thread Length (L)
12.5
mm

(Equiv. 0.492 in.)
Colour
Yellow
Style
Rosette
Thumb Knobs - M10 - 10.00mm - - Use Own Screw 38x12.5 mm For Cap Screws - Plastic
Material: Plastic   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM100M-038-ROS-Y (10 Pcs)
Thumb Knobs - M10 - 10.00mm - - Use Own Screw 38x12.5 mm For Cap Screws - Plastic Knob
11 units (110 pcs) Available Now | Item Discontinued - Up to 11 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

11 units (110 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size
M10 (10.00mm) - Use Own Screw

Head Diameter (D)
38.00
mm

(Equiv. 1.496 in.)
Thread Length (L)
12.5
mm

(Equiv. 0.492 in.)
Colour
Yellow
Thumb Knobs - M10 - 10.00mm - - Use Own Screw 38x12.5 mm For Cap Screws - Plastic
Material: Plastic    Style: Rosette   
Category: Knobs - Thumb - For Cap Screws
Part Number: KM100M-038-ROS-Y (10 Pcs)
Thumb Knobs - M10 - 10.00mm - - Use Own Screw 38x12.5 mm For Cap Screws - Plastic Knob
11 units (110 pcs) Available Now | Item Discontinued - Up to 11 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

11 units (110 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.