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
$4.94 - $4.94	73 In stock	Non Threaded	1.500 in 38.1 mm	Reamed		Aluminum	0.875 in 22.2 mm	Jergens

$40.53 - $40.53	37 In stock	Non Threaded	2.480 in 63 mm	Reamed		Stainless Steel	1.570 in 39.9 mm	Kipp

$19.36 - $19.36	21 In stock	Non Threaded	1.500 in 38.1 mm	Reamed		Aluminum	0.875 in 22.2 mm	Reid Select

$11.24 - $17.66	74 In stock	Non Threaded	2.500 in 63.5 mm	Reamed		Iron	1.438 in 36.5 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

$0.79 - $1.24	Request the lead time here	1/4-20	1.180 in 30 mm	Male	0.510 in 13 mm	Thermoplastic	0.870 in 22.1 mm	Reid Select

$1.30 - $2.05	Request the lead time here	5/16-18	1.970 in 50 mm	Male	1.180 in 30 mm	Thermoplastic	2.300 in 58.4 mm	Reid Select

$2.21 - $3.48	8 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

$2.99 - $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

$16.48 - $25.89	15 In stock	1/2-13	2.500 in 63.5 mm	Male	3.000 in 76.2 mm	Iron	1.500 in 38.1 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

$2.49 - $3.92	60 In stock	3/8-16	1.970 in 50 mm	Male	0.980 in 24.9 mm	Thermoplastic	2.100 in 53.3 mm	Reid Select

$2.13 - $3.34	199 In stock	#10-24	.790 in 20.1 mm	Male	0.750 in 19.1 mm	Phenolic	1.580 in 40.1 mm	Reid Select

$11.61 - $12.90	180 In stock	1/2-13	2.500 in 63.5 mm	Male w/ Dog Point	1.500 in 38.1 mm	Steel		Reid Select

$11.38 - $17.89	16 In stock	Non Threaded	2.500 in 63.5 mm	Reamed		Iron	2.188 in 55.6 mm	Reid Select

$1.31 - $2.06	Request the lead time here	1/4-20	1.260 in 32 mm	Male	1.000 in 25.4 mm	Phenolic	2.030 in 51.6 mm	Reid Select

$1.06 - $1.66	760 In stock	5/16-18	1.570 in 39.9 mm	Male	1.250 in 31.8 mm	Phenolic	2.830 in 71.9 mm	Reid Select

$0.98 - $1.54	Request the lead time here	5/16-18	1.580 in 40.1 mm	Male	0.790 in 20.1 mm	Thermoplastic	1.740 in 44.2 mm	Reid Select

$1.57 - $2.46	114 In stock	1/2-13	2.360 in 59.9 mm	Male	1.380 in 35.1 mm	Thermoplastic	2.680 in 68.1 mm	Reid Select

$2.57 - $4.04	151 In stock	3/8-16	1.970 in 50 mm	Male	1.500 in 38.1 mm	Thermoplastic	2.620 in 66.5 mm	Reid Select