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
$1.60 - $2.52	1 In stock	5/16-18	1.570 in 39.9 mm	Female	0.550 in 14 mm	Phenolic	1.060 in 26.9 mm	Reid Select

$10.84 - $17.03	Request the lead time here	3/8-16	2.000 in 50.8 mm	Female Thru Hole	1.937 in 49.2 mm	Iron	1.938 in 49.2 mm	Reid Select

$4.67 - $5.19	66 In stock	3/8-16		Male	1.500 in 38.1 mm	Phenolic		DimcoGray

$1.24 - $1.38	963 In stock	5/16-18		Female	0.438 in 11.1 mm	Nylon		DimcoGray

$2.05 - $2.28	359 In stock	1/2-13		Female	0.500 in 12.7 mm	Nylon		DimcoGray

$1.46 - $1.63	3059 In stock	3/8-16		Female	0.500 in 12.7 mm	Phenolic		DimcoGray

$0.79 - $1.24	30 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

$0.70 - $1.10	Request the lead time here	1/4-20	0.980 in 24.9 mm	Female	0.380 in 9.7 mm	Thermoplastic	0.590 in 15 mm	Reid Select

$2.32 - $3.65	16 In stock	5/8-11	3.150 in 80 mm	Female	0.940 in 23.9 mm	Thermoplastic	1.610 in 40.9 mm	Reid Select

$1.10 - $1.73	460 In stock	5/16-18	1.970 in 50 mm	Female	0.470 in 11.9 mm	Thermoplastic	1.260 in 32 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

$3.71 - $3.71	19 In stock	1/4-20	1.250 in 31.8 mm	Female	0.500 in 12.7 mm	Aluminum	0.750 in 19.1 mm	Jergens

$21.07 - $21.07	60 In stock	5/16-18	1.570 in 39.9 mm	Female Thru Hole	0.551 in 14.0 mm	Stainless Steel	0.980 in 24.9 mm	Kipp

$8.39 - $8.39	485 In stock	5/8-11	3.000 in 76.2 mm	Female	1.250 in 31.8 mm	Aluminum	1.750 in 44.5 mm	Jergens

$0.98 - $1.54	Request the lead time here	1/4-20	1.580 in 40.1 mm	Female	0.375 in 9.5 mm	Thermoplastic	0.950 in 24.1 mm	Reid Select

$1.42 - $2.23	Request the lead time here	1/2-13	2.360 in 59.9 mm	Female	0.750 in 19.1 mm	Thermoplastic	1.300 in 33 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

$1.65 - $2.59	Request the lead time here	1/4-20	1.260 in 32 mm	Female	0.375 in 9.5 mm	Thermoplastic	0.910 in 23.1 mm	Reid Select

$5.34 - $5.34	158 In stock	5/16-18	1.250 in 31.8 mm	Female	0.500 in 12.7 mm	Aluminum	0.750 in 19.1 mm	Jergens

$0.98 - $1.54	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