Knobs - Lobe - Four Lobe - Male - Standard

35 Products in this selection
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Additional resources:
Knobs PDF Quick Guide by Thread Size
A more concise listing may be found on the Smallparts store at Knobs - Lobe - Four Lobe - Male - Standard. Smallparts promote the most popular MBA products.
Thread Size Head Diameter (A) Thread Length Colour Hub Diameter (C) Hub Length (D) Indicative
Image
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
62.99
mm
Thread Length
44.5
mm
Colour
Black
Hub Diameter (C)
25.91
mm
Hub Length (D)
21.34
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 62.99x44.5 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 38.10 mm   
Part Number: KM095C-063-4L44 Lobe Knobs - 3/8-16 UNC -9.53mm- 62.99x44.5 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$20.50 AUD
$20.50 AUD
Each
Thread Size Head Diameter (A) Thread Length Colour Indicative
Image
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
62.99
mm
Thread Length
44.5
mm
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 62.99x44.5 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 25.91 mm    Hub Length (D): 21.34 mm    Knob Height (B): 38.10 mm   
Part Number: KM095C-063-4L44 Lobe Knobs - 3/8-16 UNC -9.53mm- 62.99x44.5 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$20.50 AUD
$20.50 AUD
Each
View the product page first if you are unsure.
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
80.01
mm
Thread Length
24.9
mm
Colour
Black
Hub Diameter (C)
30.99
mm
Hub Length (D)
18.03
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 80.01x24.9 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 40.89 mm   
Part Number: KM095C-080-4L25 Lobe Knobs - 3/8-16 UNC -9.53mm- 80.01x24.9 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$27.32 AUD
$27.32 AUD
Each
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
80.01
mm
Thread Length
24.9
mm
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 80.01x24.9 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 30.99 mm    Hub Length (D): 18.03 mm    Knob Height (B): 40.89 mm   
Part Number: KM095C-080-4L25 Lobe Knobs - 3/8-16 UNC -9.53mm- 80.01x24.9 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$27.32 AUD
$27.32 AUD
Each
View the product page first if you are unsure.
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
50.04
mm
Thread Length
38.1
mm
Colour
Black
Hub Diameter (C)
23.11
mm
Hub Length (D)
6.35
mm
Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x38.1 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 32.00 mm   
Part Number: KM127C-050-4L38 Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x38.1 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$21.41 AUD
$21.41 AUD
Each
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
50.04
mm
Thread Length
38.1
mm
Colour
Black
Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x38.1 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 23.11 mm    Hub Length (D): 6.35 mm    Knob Height (B): 32.00 mm   
Part Number: KM127C-050-4L38 Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x38.1 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$21.41 AUD
$21.41 AUD
Each
View the product page first if you are unsure.
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
50.04
mm
Thread Length
50.8
mm
Colour
Black
Hub Diameter (C)
23.11
mm
Hub Length (D)
6.35
mm
Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x50.8 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 32.00 mm   
Part Number: KM127C-050-4L51 Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x50.8 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$108.05 AUD
$108.05 AUD
Each
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
50.04
mm
Thread Length
50.8
mm
Colour
Black
Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x50.8 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 23.11 mm    Hub Length (D): 6.35 mm    Knob Height (B): 32.00 mm   
Part Number: KM127C-050-4L51 Lobe Knobs - 1/2-13 UNC -12.7mm- 50.04x50.8 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$108.05 AUD
$108.05 AUD
Each
View the product page first if you are unsure.
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
59.94
mm
Thread Length
24.9
mm
Colour
Black
Hub Diameter (C)
23.11
mm
Hub Length (D)
13.97
mm
Lobe Knobs - 1/2-13 UNC -12.7mm- 59.94x24.9 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 38.10 mm   
Part Number: KM127C-060-4L25 Lobe Knobs - 1/2-13 UNC -12.7mm- 59.94x24.9 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$21.41 AUD
$21.41 AUD
Each
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
59.94
mm
Thread Length
24.9
mm
Colour
Black
Lobe Knobs - 1/2-13 UNC -12.7mm- 59.94x24.9 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 23.11 mm    Hub Length (D): 13.97 mm    Knob Height (B): 38.10 mm   
Part Number: KM127C-060-4L25 Lobe Knobs - 1/2-13 UNC -12.7mm- 59.94x24.9 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$21.41 AUD
$21.41 AUD
Each
View the product page first if you are unsure.
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
62.99
mm
Thread Length
44.5
mm
Colour
Black
Hub Diameter (C)
25.91
mm
Hub Length (D)
21.34
mm
Lobe Knobs - 1/2-13 UNC -12.7mm- 62.99x44.5 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 38.10 mm   
Part Number: KM127C-063-4L44 Lobe Knobs - 1/2-13 UNC -12.7mm- 62.99x44.5 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$23.50 AUD
$23.50 AUD
Each
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
62.99
mm
Thread Length
44.5
mm
Colour
Black
Lobe Knobs - 1/2-13 UNC -12.7mm- 62.99x44.5 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 25.91 mm    Hub Length (D): 21.34 mm    Knob Height (B): 38.10 mm   
Part Number: KM127C-063-4L44 Lobe Knobs - 1/2-13 UNC -12.7mm- 62.99x44.5 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$23.50 AUD
$23.50 AUD
Each
View the product page first if you are unsure.
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
80.01
mm
Thread Length
30.0
mm
Colour
Black
Hub Diameter (C)
30.99
mm
Hub Length (D)
18.03
mm
Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x30 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 40.89 mm   
Part Number: KM127C-080-4L30 Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x30 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$29.05 AUD
$29.05 AUD
Each
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
80.01
mm
Thread Length
30.0
mm
Colour
Black
Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x30 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 30.99 mm    Hub Length (D): 18.03 mm    Knob Height (B): 40.89 mm   
Part Number: KM127C-080-4L30 Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x30 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$29.05 AUD
$29.05 AUD
Each
View the product page first if you are unsure.
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
80.01
mm
Thread Length
35.1
mm
Colour
Black
Hub Diameter (C)
30.99
mm
Hub Length (D)
18.03
mm
Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x35.1 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 40.89 mm   
Part Number: KM127C-080-4L35 Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x35.1 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$34.86 AUD
$34.86 AUD
Each
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
80.01
mm
Thread Length
35.1
mm
Colour
Black
Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x35.1 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 30.99 mm    Hub Length (D): 18.03 mm    Knob Height (B): 40.89 mm   
Part Number: KM127C-080-4L35 Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x35.1 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$34.86 AUD
$34.86 AUD
Each
View the product page first if you are unsure.
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
80.01
mm
Thread Length
50.8
mm
Colour
Black
Hub Diameter (C)
32.00
mm
Hub Length (D)
30.48
mm
Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x50.8 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 50.04 mm   
Part Number: KM127C-080-4L51 Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x50.8 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$35.86 AUD
$35.86 AUD
Each
Thread Size
1/2-13 UNC (12.7mm)
Head Diameter (A)
80.01
mm
Thread Length
50.8
mm
Colour
Black
Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x50.8 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 32.00 mm    Hub Length (D): 30.48 mm    Knob Height (B): 50.04 mm   
Part Number: KM127C-080-4L51 Lobe Knobs - 1/2-13 UNC -12.7mm- 80.01x50.8 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$35.86 AUD
$35.86 AUD
Each
View the product page first if you are unsure.
Thread Size
5/8-11 UNC (15.88mm)
Head Diameter (A)
80.01
mm
Thread Length
30.0
mm
Colour
Black
Hub Diameter (C)
30.99
mm
Hub Length (D)
18.03
mm
Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x30 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 40.89 mm   
Part Number: KM159C-080-4L30 Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x30 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$32.05 AUD
$32.05 AUD
Each
Thread Size
5/8-11 UNC (15.88mm)
Head Diameter (A)
80.01
mm
Thread Length
30.0
mm
Colour
Black
Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x30 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 30.99 mm    Hub Length (D): 18.03 mm    Knob Height (B): 40.89 mm   
Part Number: KM159C-080-4L30 Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x30 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$32.05 AUD
$32.05 AUD
Each
View the product page first if you are unsure.
Thread Size
5/8-11 UNC (15.88mm)
Head Diameter (A)
80.01
mm
Thread Length
35.1
mm
Colour
Black
Hub Diameter (C)
30.99
mm
Hub Length (D)
18.03
mm
Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x35.1 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 40.89 mm   
Part Number: KM159C-080-4L35 Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x35.1 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$34.23 AUD
$34.23 AUD
Each
Thread Size
5/8-11 UNC (15.88mm)
Head Diameter (A)
80.01
mm
Thread Length
35.1
mm
Colour
Black
Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x35.1 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 30.99 mm    Hub Length (D): 18.03 mm    Knob Height (B): 40.89 mm   
Part Number: KM159C-080-4L35 Lobe Knobs - 5/8-11 UNC -15.88mm- 80.01x35.1 mm - Plated Steel
Out of Stock | Backorder Now | Orders can be expected around Wed, Jun 04, 2025
$34.23 AUD
$34.23 AUD
Each
View the product page first if you are unsure.