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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
$1.48 - $3.23 Request the lead time here
0.500 in
2.500 in
1/4-20
Stud
Steel
PP
$1.53 - $3.33 889 In stock
0.750 in
2.500 in
3/8-16
Stud
Steel
PP
$1.74 - $3.78 877 In stock
2.500 in
2.500 in
3/8-16
Stud
Steel
PP
$2.00 - $4.35 990 In stock
0.630 in
1.400 in
1/4-20
Stud
Steel
TPE
$2.46 - $5.36 348 In stock
0.750 in
1.730 in
5/16-18
Stud
Steel
TPE
$0.86 - $1.87 1580 In stock
0.620 in
1.150 in
1/4-20
Stud
Brass
PP
$1.22 - $2.66 414 In stock
0.500 in
1.730 in
5/16-18
Stud
Steel
PP
$0.81 - $1.76 2445 In stock
1.750 in
1/4-20
Blind Hole
Steel
PP
$1.16 - $2.52 993 In stock
2.500 in
3/8-16
Blind Hole
Steel
PP
$0.81 - $1.77 1490 In stock
1.750 in
5/16-18
Thru-Hole
Steel
PP
$1.16 - $2.52 490 In stock
2.500 in
3/8-16
Stop Nut
Steel
PP
$1.13 - $2.47 683 In stock
1.000 in
1.750 in
5/16-18
Stud
Steel
PP
$1.54 - $3.36 312 In stock
1.000 in
2.500 in
1/4-20
Stud
Steel
PP
$1.56 - $3.39 784 In stock
1.000 in
2.500 in
3/8-16
Stud
Steel
PP
$1.94 - $4.24 1568 In stock
0.500 in
1.400 in
10-32
Stud
Steel
TPE
$2.16 - $4.71 1500 In stock
1.250 in
1.400 in
1/4-20
Stud
Steel
TPE
$2.93 - $6.39 1350 In stock
2.500 in
1.730 in
5/16-18
Stud
Steel
TPE
$0.98 - $2.14 1175 In stock
0.370 in
1.400 in
1/4-20
Stud
Steel
PP
$1.20 - $2.60 1275 In stock
1.400 in
10-32
Blind Hole
Steel
TPE
$0.81 - $1.77 1997 In stock
1.750 in
5/16-18
Blind Hole
Steel
PP
    • of 3
N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 1/4-20; Stud Length 12.7 mm | 0.500 in

KN4C05004P7--21

Price Range
$3.23 - $1.48

Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.130 in
  • Hub Diameter
    0.980 in
  • Hub Height
    0.480 in
  • Stud Length
    0.500 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
$3.33 - $1.53

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 63.5 mm | 2.500 in; Thread Size 3/8-16; Stud Length 63.5 mm | 2.500 in

KN6C25004P7--21

Price Range
$3.78 - $1.74

Stock Levels
877 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
    2.500 in
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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
$4.35 - $2.00

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
$5.36 - $2.46

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
$1.87 - $0.86

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
$2.66 - $1.22

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 44.5 mm | 1.750 in; Thread Size 1/4-20; Knob Height 25.9 mm | 1.020 in

KN4C----4P4B-21

Price Range
$1.76 - $0.81

Stock Levels
2445 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    1.020 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.520 in
  • Thread Size
    1/4-20
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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----4P7B-21

Price Range
$2.52 - $1.16

Stock Levels
993 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 44.5 mm | 1.750 in; Thread Size 5/16-18; Knob Height 25.9 mm | 1.020 in

KN5C----4P4--21

Price Range
$1.77 - $0.81

Stock Levels
1490 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    1.020 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.520 in
  • Thread Size
    5/16-18
Quick View
View Product >
N/A - Knob Diameter 63.5 mm | 2.500 in; Thread Size 3/8-16; Knob Height 28.7 mm | 1.130 in

KN6C----4P7L-21

Price Range
$2.52 - $1.16

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
Quick View
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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
$2.47 - $1.13

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
Quick View
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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
$3.36 - $1.54

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
Quick View
View Product >
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
$3.39 - $1.56

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 10-32; Stud Length 12.7 mm | 0.500 in

KN0205004S2-S21

Price Range
$4.24 - $1.94

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 35.6 mm | 1.400 in; Thread Size 1/4-20; Stud Length 31.8 mm | 1.250 in

KN4C12504S2-S21

Price Range
$4.71 - $2.16

Stock Levels
1500 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
    1.250 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
$6.39 - $2.93

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 35.6 mm | 1.400 in; Thread Size 1/4-20; Stud Length 9.4 mm | 0.370 in

KN4C03754S2--21

Price Range
$2.14 - $0.98

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
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N/A - Knob Diameter 35.6 mm | 1.400 in; Thread Size 10-32; Knob Height 16.3 mm | 0.640 in

KN02----4S2BS21

Price Range
$2.60 - $1.20

Stock Levels
1275 In stock
Attributes
  • Knob Diameter
    1.400 in
  • Knob Height
    0.640 in
  • Hub Diameter
    0.550 in
  • Hub Height
    0.180 in
  • Thread Size
    10-32
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4-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Knob Height 25.9 mm | 1.020 in

KN5C----4P4B-22

Price Range
$1.77 - $0.81

Stock Levels
1997 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    1.020 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.520 in
  • Thread Size
    5/16-18
Quick View
View Product >