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
$1.58 - $1.58	Request the lead time here	5/16-18	2.250 in 57.2 mm	Female	0.500 in 12.7 mm	Thermoplastic	1.000 in 25.4 mm	Reid Select

$1.14 - $1.27	1781 In stock	5/16-18		Female	0.438 in 11.1 mm	Nylon		DimcoGray

$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

$1.15 - $1.80	2 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

$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

$2.08 - $3.27	Request the lead time here	5/16-18	1.970 in 50 mm	Female	0.469 in 11.9 mm	Thermoplastic	1.120 in 28.4 mm	Reid Select

$1.42 - $2.23	222 In stock	5/16-18	2.360 in 59.9 mm	Female	0.569 in 14.5 mm	Thermoplastic	1.300 in 33 mm	Reid Select

$2.51 - $3.95	Request the lead time here	3/8-16	1.970 in 50 mm	Female	0.563 in 14.3 mm	Thermoplastic	1.120 in 28.4 mm	Reid Select

$1.42 - $2.23	882 In stock	3/8-16	2.360 in 59.9 mm	Female	0.563 in 14.3 mm	Thermoplastic	1.300 in 33 mm	Reid Select

$0.55 - $0.86	595 In stock	1/4-20	.790 in 20.1 mm	Female	0.380 in 9.7 mm	Thermoplastic	0.510 in 13 mm	Reid Select

$2.32 - $3.65	32 In stock	1/2-13	3.150 in 80 mm	Female	0.750 in 19.1 mm	Thermoplastic	1.610 in 40.9 mm	Reid Select

$2.81 - $4.42	Request the lead time here	3/8-16	2.360 in 59.9 mm	Female	0.563 in 14.3 mm	Thermoplastic	1.300 in 33 mm	Reid Select

$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

$1.42 - $2.23	255 In stock	3/8-16	2.360 in 59.9 mm	Female	0.563 in 14.3 mm	Thermoplastic	1.300 in 33 mm	Reid Select

$1.72 - $2.71	Request the lead time here	1/4-20	1.580 in 40.1 mm	Female	0.375 in 9.5 mm	Thermoplastic	0.910 in 23.1 mm	Reid Select

$0.91 - $1.43	Request the lead time here	1/4-20	1.570 in 39.9 mm	Female	0.380 in 9.7 mm	Thermoplastic	1.100 in 27.9 mm	Reid Select

$0.79 - $1.24	21 In stock	1/4-20	1.180 in 30 mm	Female	0.380 in 9.7 mm	Thermoplastic	0.870 in 22.1 mm	Reid Select

$1.40 - $1.56	373 In stock	1/4-20		Female	0.438 in 11.1 mm	Nylon		DimcoGray

$2.04 - $2.27	241 In stock	3/8-24		Female	0.500 in 12.7 mm	Nylon		DimcoGray