Knobs - Lobe - Three Lobe - Male - Safety

Knobs -> Lobe -> Three Lobe -> Male -> Safety

There are 19 products in the sub-categories of Knobs - Lobe - Three Lobe - Male - Safety. Browse the Knobs - Lobe - Three Lobe - Male - Safety products table.

Category Details

A selection of Safety Male Three Lobe Lobe Knobs. Knob only turns when pressed downwards and turned simultaneously to avoid involuntary turning. Also see star knobs

  • An expanded range may be available on special order. Please enquire.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Knobs - Lobe - Three Lobe - Male - Safety category on the Small Parts & Bearings online store.
Thread Size Head Diameter (A) Thread Length Colour Hub Diameter (C) Hub Length Resting (D) Indicative
Image
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
15.0
mm

(Equiv. 0.591 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M6 -6x1mm- 50x15 mm - Steel
Material: Steel    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF15
Lobe Knobs - M6 - 6x1mm - 50x15 mm Three Lobe - Steel Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.05 AUD
$15.65 AUD $13.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size Head Diameter (A) Thread Length Colour Indicative
Image
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
15.0
mm

(Equiv. 0.591 in.)
Lobe Knobs - M6 -6x1mm- 50x15 mm - Steel
Material: Steel    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF15
Lobe Knobs - M6 - 6x1mm - 50x15 mm Three Lobe - Steel Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.05 AUD
$15.65 AUD $13.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
30.0
mm

(Equiv. 1.181 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M6 -6x1mm- 50x30 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF30
Lobe Knobs - M6 - 6x1mm - 50x30 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$17.95 AUD
$21.55 AUD $17.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
30.0
mm

(Equiv. 1.181 in.)
Lobe Knobs - M6 -6x1mm- 50x30 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF30
Lobe Knobs - M6 - 6x1mm - 50x30 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$17.95 AUD
$21.55 AUD $17.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M6 -6x1mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF20
Lobe Knobs - M6 - 6x1mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$12.95 AUD
$15.55 AUD $12.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Lobe Knobs - M6 -6x1mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF20
Lobe Knobs - M6 - 6x1mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$12.95 AUD
$15.55 AUD $12.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
40.0
mm

(Equiv. 1.575 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M6 -6x1mm- 50x40 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF40
Lobe Knobs - M6 - 6x1mm - 50x40 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.32 AUD
$15.98 AUD $13.32 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
40.0
mm

(Equiv. 1.575 in.)
Lobe Knobs - M6 -6x1mm- 50x40 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM060M-050-3L-SAF40
Lobe Knobs - M6 - 6x1mm - 50x40 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.32 AUD
$15.98 AUD $13.32 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 1/4-20 UNC -6.35mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM064C-050-3L-SAF38
Lobe Knobs - 1/4-20 UNC - 6.35mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$11.14 AUD
$13.36 AUD $11.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Lobe Knobs - 1/4-20 UNC -6.35mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM064C-050-3L-SAF38
Lobe Knobs - 1/4-20 UNC - 6.35mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$11.14 AUD
$13.36 AUD $11.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
19.1
mm

(Equiv. 0.752 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 1/4-20 UNC -6.35mm- 50.04x19.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM064C-050-3L-SAF19
Lobe Knobs - 1/4-20 UNC - 6.35mm - 50.04x19.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$10.77 AUD
$12.93 AUD $10.77 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
19.1
mm

(Equiv. 0.752 in.)
Lobe Knobs - 1/4-20 UNC -6.35mm- 50.04x19.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM064C-050-3L-SAF19
Lobe Knobs - 1/4-20 UNC - 6.35mm - 50.04x19.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$10.77 AUD
$12.93 AUD $10.77 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 1/4-20 UNC -6.35mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM064C-050-3L-SAF25
Lobe Knobs - 1/4-20 UNC - 6.35mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$10.77 AUD
$12.93 AUD $10.77 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Lobe Knobs - 1/4-20 UNC -6.35mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM064C-050-3L-SAF25
Lobe Knobs - 1/4-20 UNC - 6.35mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$10.77 AUD
$12.93 AUD $10.77 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
19.1
mm

(Equiv. 0.752 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x19.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM079C-050-3L-SAF19
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x19.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$11.05 AUD
$13.25 AUD $11.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
19.1
mm

(Equiv. 0.752 in.)
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x19.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM079C-050-3L-SAF19
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x19.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$11.05 AUD
$13.25 AUD $11.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM079C-050-3L-SAF25
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$11.50 AUD
$13.80 AUD $11.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM079C-050-3L-SAF25
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$11.50 AUD
$13.80 AUD $11.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM079C-050-3L-SAF38
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.50 AUD
$17.40 AUD $14.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Lobe Knobs - 5/16-18 UNC -7.94mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM079C-050-3L-SAF38
Lobe Knobs - 5/16-18 UNC - 7.94mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.50 AUD
$17.40 AUD $14.50 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
15.0
mm

(Equiv. 0.591 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x15 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF15
Lobe Knobs - M8 - 8x1.25mm - 50x15 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.59 AUD
$16.31 AUD $13.59 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
15.0
mm

(Equiv. 0.591 in.)
Lobe Knobs - M8 -8x1.25mm- 50x15 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF15
Lobe Knobs - M8 - 8x1.25mm - 50x15 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.59 AUD
$16.31 AUD $13.59 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF20
Lobe Knobs - M8 - 8x1.25mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.23 AUD
$17.07 AUD $14.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Lobe Knobs - M8 -8x1.25mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF20
Lobe Knobs - M8 - 8x1.25mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.23 AUD
$17.07 AUD $14.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
47.0
mm

(Equiv. 1.85 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x47 mm - Plastic
Material: Plastic    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF47
Lobe Knobs - M8 - 8x1.25mm - 50x47 mm Three Lobe - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.14 AUD
$16.96 AUD $14.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
47.0
mm

(Equiv. 1.85 in.)
Lobe Knobs - M8 -8x1.25mm- 50x47 mm - Plastic
Material: Plastic    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF47
Lobe Knobs - M8 - 8x1.25mm - 50x47 mm Three Lobe - Plastic Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.14 AUD
$16.96 AUD $14.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
33.0
mm

(Equiv. 1.299 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M8 -8x1.25mm- 50x33 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF33
Lobe Knobs - M8 - 8x1.25mm - 50x33 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.05 AUD
$16.85 AUD $14.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
33.0
mm

(Equiv. 1.299 in.)
Lobe Knobs - M8 -8x1.25mm- 50x33 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM080M-050-3L-SAF33
Lobe Knobs - M8 - 8x1.25mm - 50x33 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.05 AUD
$16.85 AUD $14.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM095C-050-3L-SAF25
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$12.23 AUD
$14.67 AUD $12.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
25.4
mm

(Equiv. 1 in.)
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x25.4 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM095C-050-3L-SAF25
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x25.4 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$12.23 AUD
$14.67 AUD $12.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Hub Diameter (C)
19.56
mm
Hub Length Resting (D)
17.53
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.46 mm   
Part Number: KM095C-050-3L-SAF38
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.05 AUD
$15.65 AUD $13.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
50.04
mm

(Equiv. 1.97 in.)
Thread Length
38.1
mm

(Equiv. 1.5 in.)
Lobe Knobs - 3/8-16 UNC -9.53mm- 50.04x38.1 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.56 mm    Hub Length Resting (D): 17.53 mm    Hub Length Working (D): 13.46 mm   
Part Number: KM095C-050-3L-SAF38
Lobe Knobs - 3/8-16 UNC - 9.53mm - 50.04x38.1 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$13.05 AUD
$15.65 AUD $13.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M10 -10x1.5mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM100M-050-3L-SAF20
Lobe Knobs - M10 - 10x1.5mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$17.68 AUD
$21.22 AUD $17.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
20.0
mm

(Equiv. 0.787 in.)
Lobe Knobs - M10 -10x1.5mm- 50x20 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM100M-050-3L-SAF20
Lobe Knobs - M10 - 10x1.5mm - 50x20 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$17.68 AUD
$21.22 AUD $17.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
40.0
mm

(Equiv. 1.575 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M10 -10x1.5mm- 50x40 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM100M-050-3L-SAF40
Lobe Knobs - M10 - 10x1.5mm - 50x40 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.14 AUD
$16.96 AUD $14.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
40.0
mm

(Equiv. 1.575 in.)
Lobe Knobs - M10 -10x1.5mm- 50x40 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM100M-050-3L-SAF40
Lobe Knobs - M10 - 10x1.5mm - 50x40 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$14.14 AUD
$16.96 AUD $14.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
30.0
mm

(Equiv. 1.181 in.)
Hub Diameter (C)
19.50
mm
Hub Length Resting (D)
17.50
mm
Lobe Knobs - M10 -10x1.5mm- 50x30 mm - Plastic with Insert
Material: Plastic with Insert    Hub Length Working (D): 13.50 mm   
Part Number: KM100M-050-3L-SAF30
Lobe Knobs - M10 - 10x1.5mm - 50x30 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$16.41 AUD
$19.69 AUD $16.41 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
50.00
mm

(Equiv. 1.969 in.)
Thread Length
30.0
mm

(Equiv. 1.181 in.)
Lobe Knobs - M10 -10x1.5mm- 50x30 mm - Plastic with Insert
Material: Plastic with Insert    Hub Diameter (C): 19.50 mm    Hub Length Resting (D): 17.50 mm    Hub Length Working (D): 13.50 mm   
Part Number: KM100M-050-3L-SAF30
Lobe Knobs - M10 - 10x1.5mm - 50x30 mm Three Lobe - Plastic with Insert Knob
Out of Stock | Backorder Now | Orders can be expected around Fri, Sep 26, 2025
$16.41 AUD
$19.69 AUD $16.41 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.