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
$0.59 - $0.92	11 In stock	1/4-20	.790 in 20.1 mm	Male	0.980 in 24.9 mm	Thermoplastic	0.510 in 13 mm	Reid Select

$0.91 - $1.43	Request the lead time here	1/4-20	1.570 in 39.9 mm	Male	0.980 in 24.9 mm	Thermoplastic	1.100 in 27.9 mm	Reid Select

$1.34 - $2.11	Request the lead time here	3/8-16	2.360 in 59.9 mm	Male	0.980 in 24.9 mm	Thermoplastic	1.500 in 38.1 mm	Reid Select

$1.83 - $2.88	Request the lead time here	1/2-13	3.150 in 80 mm	Male	1.380 in 35.1 mm	Thermoplastic	1.610 in 40.9 mm	Reid Select

$0.98 - $1.54	91 In stock	1/4-20	1.580 in 40.1 mm	Male	0.980 in 24.9 mm	Thermoplastic	1.930 in 49 mm	Reid Select

$1.30 - $2.05	18 In stock	5/16-18	1.970 in 50 mm	Male	1.180 in 30 mm	Thermoplastic	2.300 in 58.4 mm	Reid Select

$1.57 - $2.46	Request the lead time here	1/2-13	2.360 in 59.9 mm	Male	0.980 in 24.9 mm	Thermoplastic	2.280 in 57.9 mm	Reid Select

$2.21 - $3.48	12 In stock	1/4-20	1.580 in 40.1 mm	Male	0.980 in 24.9 mm	Thermoplastic	1.930 in 49 mm	Reid Select

$2.49 - $3.92	Request the lead time here	3/8-16	1.970 in 50 mm	Male	0.980 in 24.9 mm	Thermoplastic	2.100 in 53.3 mm	Reid Select

$2.99 - $4.70	Request the lead time here	1/2-13	2.360 in 59.9 mm	Male	0.980 in 24.9 mm	Thermoplastic	2.280 in 57.9 mm	Reid Select

$11.87 - $18.66	14 In stock	1/4-20	2.000 in 50.8 mm	Male	3.000 in 76.2 mm	Iron	0.875 in 22.2 mm	Reid Select

$16.00 - $25.15	13 In stock	3/8-16	2.500 in 63.5 mm	Male	3.000 in 76.2 mm	Iron	1.500 in 38.1 mm	Reid Select

$31.62 - $31.62	214 In stock	5/8-11	2.750 in 69.9 mm	Male	3.000 in 76.2 mm	Iron	1.750 in 44.5 mm	Reid Select

$1.34 - $2.10	7 In stock	1/4-20	0.980 in 24.9 mm	Male	0.750 in 19.1 mm	Phenolic	1.660 in 42.2 mm	Reid Select

$2.07 - $3.26	51 In stock	3/8-16	1.970 in 50 mm	Male	1.500 in 38.1 mm	Phenolic	2.510 in 63.8 mm	Reid Select

$0.97 - $1.52	109 In stock	1/4-20	1.260 in 32 mm	Male	1.000 in 25.4 mm	Phenolic	2.140 in 54.4 mm	Reid Select

$1.71 - $2.68	37 In stock	5/16-18	1.970 in 50 mm	Male	1.500 in 38.1 mm	Phenolic	3.490 in 88.6 mm	Reid Select

$8.10 - $9.00	Request the lead time here	5/16-18	1.500 in 38.1 mm	Male w/ Dog Point	2.500 in 63.5 mm	Steel		Reid Select

$11.61 - $12.90	74 In stock	1/2-13	2.500 in 63.5 mm	Male w/ Dog Point	1.500 in 38.1 mm	Steel		Reid Select

$5.45 - $5.45	70 In stock	Non Threaded	2.125 in 54 mm	Reamed		Aluminum	1.250 in 31.8 mm	Jergens