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Clamping Knobs 4 Arm Male Stud Prominent Grip

Clamping Knobs 4-Arm

In stock

4-Arm Clamping Knobs provide a secure multilobed grip to position, tighten, and hold fixtures, equipment, and machinery. We offer a large selection of knob sizes, thread configurations and ergonomic grips to meet your design requirements. Our pronged knobs feature a plastic base design that provides excellent chemical resistance and a more economical choice opposed to all-steel versions.

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Product SKUs information
Item Code Price range Availability Stud Length Knob Diameter Thread Size Insert Type Insert Material Knob Material View
$1.38 - $2.37 990 In stock
0.630 in
1.400 in
1/4-20
Stud
Steel
TPE
$2.67 - $2.81 348 In stock
0.750 in
1.730 in
5/16-18
Stud
Steel
TPE
$0.89 - $0.94 1580 In stock
0.620 in
1.150 in
1/4-20
Stud
Brass
PP
$0.96 - $1.65 414 In stock
0.500 in
1.730 in
5/16-18
Stud
Steel
PP
$1.19 - $2.04 1568 In stock
0.500 in
1.400 in
10-32
Stud
Steel
TPE
$1.70 - $2.92 1350 In stock
2.500 in
1.730 in
5/16-18
Stud
Steel
TPE
$1.07 - $1.85 76 In stock
3.000 in
1.750 in
3/8-16
Stud
Steel
PP
$1.22 - $2.09 390 In stock
1.000 in
2.500 in
5/16-18
Stud
Steel
PP
$1.36 - $2.34 785 In stock
1.500 in
2.500 in
3/8-16
Stud
Steel
PP
$1.57 - $2.70 1208 In stock
0.500 in
1.730 in
5/16-18
Stud
Steel
TPE
$0.44 - $0.76 736 In stock
3.250 in
1.150 in
10-24
Stud
Steel
PP
$1.25 - $2.15 889 In stock
0.750 in
2.500 in
3/8-16
Stud
Steel
PP
$1.57 - $2.71 1115 In stock
1.730 in
5/16-18
Blind Hole
Steel
TPE
$1.19 - $2.05 1015 In stock
2.500 in
5/16-18
Blind Hole
Steel
PP
$1.24 - $2.13 490 In stock
2.500 in
3/8-16
Thru-Hole
Steel
PP
$1.25 - $2.15 1000 In stock
0.750 in
1.400 in
10-32
Stud
Steel
TPE
$1.00 - $1.72 683 In stock
1.000 in
1.750 in
5/16-18
Stud
Steel
PP
$1.14 - $1.97 312 In stock
1.000 in
2.500 in
1/4-20
Stud
Steel
PP
$1.29 - $2.22 784 In stock
1.000 in
2.500 in
3/8-16
Stud
Steel
PP
$0.65 - $1.12 1175 In stock
0.370 in
1.400 in
1/4-20
Stud
Steel
PP
    • of 3
N/A - Knob Diameter 35.6 mm | 1.400 in; Thread Size 1/4-20; Stud Length 16 mm | 0.630 in

KN4C06254S2-S21

Price Range
$2.37 - $1.38

Stock Levels
990 In stock
Attributes
  • Knob Diameter
    1.400 in
  • Knob Height
    0.640 in
  • Hub Diameter
    0.550 in
  • Hub Height
    0.180 in
  • Stud Length
    0.630 in
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N/A - Knob Diameter 43.9 mm | 1.730 in; Thread Size 5/16-18; Stud Length 19.1 mm | 0.750 in

KN5C07504S4-S21

Price Range
$2.81 - $2.67

Stock Levels
348 In stock
Attributes
  • Knob Diameter
    1.730 in
  • Knob Height
    0.820 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.250 in
  • Stud Length
    0.750 in
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N/A - Knob Diameter 29.2 mm | 1.150 in; Thread Size 1/4-20; Stud Length 15.7 mm | 0.620 in

KN4C06254S1--90

Price Range
$0.94 - $0.89

Stock Levels
1580 In stock
Attributes
  • Knob Diameter
    1.150 in
  • Knob Height
    0.650 in
  • Hub Diameter
    0.500 in
  • Hub Height
    0.250 in
  • Stud Length
    0.620 in
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N/A - Knob Diameter 43.9 mm | 1.730 in; Thread Size 5/16-18; Stud Length 12.7 mm | 0.500 in

KN5C05004S4--21

Price Range
$1.65 - $0.96

Stock Levels
414 In stock
Attributes
  • Knob Diameter
    1.730 in
  • Knob Height
    0.820 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.250 in
  • Stud Length
    0.500 in
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N/A - Knob Diameter 35.6 mm | 1.400 in; Thread Size 10-32; Stud Length 12.7 mm | 0.500 in

KN0205004S2-S21

Price Range
$2.04 - $1.19

Stock Levels
1568 In stock
Attributes
  • Knob Diameter
    1.400 in
  • Knob Height
    0.640 in
  • Hub Diameter
    0.550 in
  • Hub Height
    0.180 in
  • Stud Length
    0.500 in
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N/A - Knob Diameter 43.9 mm | 1.730 in; Thread Size 5/16-18; Stud Length 63.5 mm | 2.500 in

KN5C25004S4-S21

Price Range
$2.92 - $1.70

Stock Levels
1350 In stock
Attributes
  • Knob Diameter
    1.730 in
  • Knob Height
    0.820 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.250 in
  • Stud Length
    2.500 in
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N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 3/8-16; Stud Length 76.2 mm | 3.000 in

KN6C30004P4--21

Price Range
$1.85 - $1.07

Stock Levels
76 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    1.020 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.520 in
  • Stud Length
    3.000 in
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N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 5/16-18; Stud Length 25.4 mm | 1.000 in

KN5C10004P7--21

Price Range
$2.09 - $1.22

Stock Levels
390 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Stud Length
    1.000 in
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N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Stud Length 38.1 mm | 1.500 in

KN6C15004P7--21

Price Range
$2.34 - $1.36

Stock Levels
785 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Stud Length
    1.500 in
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N/A - Knob Diameter 43.9 mm | 1.730 in; Thread Size 5/16-18; Stud Length 12.7 mm | 0.500 in

KN5C05004S4-S21

Price Range
$2.70 - $1.57

Stock Levels
1208 In stock
Attributes
  • Knob Diameter
    1.730 in
  • Knob Height
    0.820 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.250 in
  • Stud Length
    0.500 in
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N/A - Knob Diameter 29.2 mm | 1.150 in; Thread Size 10-24; Stud Length 82.6 mm | 3.250 in

KN0432504S1--21

Price Range
$0.76 - $0.44

Stock Levels
736 In stock
Attributes
  • Knob Diameter
    1.150 in
  • Knob Height
    0.650 in
  • Hub Diameter
    0.500 in
  • Hub Height
    0.250 in
  • Stud Length
    3.250 in
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N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Stud Length 19.1 mm | 0.750 in

KN6C07504P7--21

Price Range
$2.15 - $1.25

Stock Levels
889 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Stud Length
    0.750 in
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N/A - Knob Diameter 43.9 mm | 1.730 in; Thread Size 5/16-18; Knob Height 20.8 mm | 0.820 in

KN5C----4S4BS21

Price Range
$2.71 - $1.57

Stock Levels
1115 In stock
Attributes
  • Knob Diameter
    1.730 in
  • Knob Height
    0.820 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.250 in
  • Thread Size
    5/16-18
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N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 5/16-18; Knob Height 28.7 mm | 1.130 in

KN5C----4P7B-22

Price Range
$2.05 - $1.19

Stock Levels
1015 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Thread Size
    5/16-18
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N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Knob Height 28.7 mm | 1.130 in

KN6C----4P7--21

Price Range
$2.13 - $1.24

Stock Levels
490 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Thread Size
    3/8-16
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N/A - Knob Diameter 35.6 mm | 1.400 in; Thread Size 10-32; Stud Length 19.1 mm | 0.750 in

KN0207504S2-S21

Price Range
$2.15 - $1.25

Stock Levels
1000 In stock
Attributes
  • Knob Diameter
    1.400 in
  • Knob Height
    0.640 in
  • Hub Diameter
    0.550 in
  • Hub Height
    0.180 in
  • Stud Length
    0.750 in
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N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 25.4 mm | 1.000 in

KN5C10004P4--21

Price Range
$1.72 - $1.00

Stock Levels
683 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    1.020 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.520 in
  • Stud Length
    1.000 in
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N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 1/4-20; Stud Length 25.4 mm | 1.000 in

KN4C10004P7--21

Price Range
$1.97 - $1.14

Stock Levels
312 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Stud Length
    1.000 in
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N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Stud Length 25.4 mm | 1.000 in

KN6C10004P7--21

Price Range
$2.22 - $1.29

Stock Levels
784 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Stud Length
    1.000 in
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N/A - Knob Diameter 35.6 mm | 1.400 in; Thread Size 1/4-20; Stud Length 9.4 mm | 0.370 in

KN4C03754S2--21

Price Range
$1.12 - $0.65

Stock Levels
1175 In stock
Attributes
  • Knob Diameter
    1.400 in
  • Knob Height
    0.640 in
  • Hub Diameter
    0.550 in
  • Hub Height
    0.180 in
  • Stud Length
    0.370 in
Quick View
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