4 Arm Prong Knobs

In stock

Lobed knobs, also called clamping knobs, have a scalloped edge with four grip points to allow for maximum grip and comfort, even while wearing gloves.

These durable lobed knobs are impact- and chemical-resistant and provide a neat appearance for finished applications that require precision adjustments.

Reid Supply has a wide range of 4-lobed knobs, from plastic knobs to stainless steel and iron in a variety of thread sizes and mounting types.

Learn more about what solutions exist for your application in our article on selecting the right knobs and handles.

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Product SKUs information
Price range	Availability	Thread Size	Overall Diameter	Mount Type	Thread Length	Knob Material	Overall Height	Brand
$2.19 - $3.44	Request the lead time here	5/16-18	1.970 in 50 mm	Female	0.469 in 11.9 mm	Thermoplastic	0.950 in 24.1 mm	Reid Select

$1.21 - $1.90	73 In stock	3/8-16	1.970 in 50 mm	Female	0.563 in 14.3 mm	Thermoplastic	1.120 in 28.4 mm	Reid Select

$0.52 - $0.81	Request the lead time here	#10-32	.790 in 20.1 mm	Female	0.280 in 7.1 mm	Thermoplastic	0.510 in 13 mm	Reid Select

$1.34 - $2.11	Request the lead time here	1/2-13	2.360 in 59.9 mm	Female	0.750 in 19.1 mm	Thermoplastic	1.500 in 38.1 mm	Reid Select

$1.14 - $1.27	1421 In stock	5/16-18		Female	0.438 in 11.1 mm	Nylon		DimcoGray

$0.52 - $0.81	10 In stock	#10-32	.790 in 20.1 mm	Female	0.280 in 7.1 mm	Thermoplastic	0.510 in 13 mm	Reid Select

$4.94 - $4.94	63 In stock	3/8-16	1.500 in 38.1 mm	Female	0.630 in 16 mm	Aluminum	0.875 in 22.2 mm	Jergens

$1.21 - $1.90	1096 In stock	3/8-16	1.970 in 50 mm	Female	0.563 in 14.3 mm	Thermoplastic	1.120 in 28.4 mm	Reid Select

$2.35 - $3.69	Request the lead time here	3/8-16	1.580 in 40.1 mm	Female	0.563 in 14.3 mm	Thermoplastic	0.950 in 24.1 mm	Reid Select

$1.21 - $1.90	32 In stock	5/16-18	1.970 in 50 mm	Female	0.469 in 11.9 mm	Thermoplastic	1.120 in 28.4 mm	Reid Select

$1.34 - $2.11	3 In stock	3/8-16	2.360 in 59.9 mm	Female	0.560 in 14.2 mm	Thermoplastic	1.500 in 38.1 mm	Reid Select

$0.55 - $0.86	Request the lead time here	#10-24	.790 in 20.1 mm	Female	0.280 in 7.1 mm	Thermoplastic	0.510 in 13 mm	Reid Select

$7.65 - $7.65	139 In stock	1/2-13	3.000 in 76.2 mm	Female	0.500 in 12.7 mm	Thermoplastic	1.310 in 33.3 mm	Reid Select

$42.70 - $42.70	11 In stock	1/2-13	2.480 in 63 mm	Female	0.870 in 22.1 mm	Stainless Steel	1.570 in 39.9 mm	Kipp

$3.21 - $3.21	Request the lead time here	3/8-16	3.000 in 76.2 mm	Female	0.500 in 12.7 mm	Thermoplastic	1.310 in 33.3 mm	Reid Select

$1.11 - $1.11	Request the lead time here	#8-32	1.000 in 25.4 mm	Female	0.375 in 9.5 mm	Nylon	0.750 in 19.1 mm	Reid Select

$1.40 - $1.56	73 In stock	1/4-20		Female	0.438 in 11.1 mm	Nylon		DimcoGray

$2.04 - $2.27	118 In stock	3/8-24		Female	0.500 in 12.7 mm	Nylon		DimcoGray

$1.22 - $1.22	204 In stock	1/4-20	1.000 in 25.4 mm	Female	0.500 in 12.7 mm	Nylon	0.750 in 19.1 mm	Reid Select

$8.39 - $8.39	137 In stock	1/2-13	3.000 in 76.2 mm	Female	1.250 in 31.8 mm	Aluminum	1.750 in 44.5 mm	Jergens