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Clamping Knobs 4 Arm Male Stud Prominent Grip

Clamping Knobs 4 Arm

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4 Arm Clamping Knobs provide a secure multi lobed 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 which provide 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
$2.8046 - $8.0877 Request the lead time here
1.575 in
3.150 in
1/2-13
Stud
Steel
Phenolic
$0.7067 - $2.1687 2200 In stock
0.750 in
1.575 in
1/4-20
Stud
Steel
PP
$1.7025 - $4.8692 1450 In stock
0.984 in
1.969 in
5/16-18
Stud
Steel
Phenolic
$1.9562 - $5.5691 2347 In stock
1.969 in
5/16-18
Through Hole
Brass
Phenolic
$0.7422 - $2.2935 1750 In stock
1.575 in
1/4-20
Blind Hole
Steel
PP
$2.3283 - $6.2126 420 In stock
2.362 in
3/8-16
Through Hole
Brass
Phenolic
$0.8055 - $2.4752 3075 In stock
1.375 in
1.575 in
1/4-20
Stud
Steel
PP
$2.1609 - $6.1566 4328 In stock
1.181 in
2.362 in
3/8-16
Stud
Steel
Phenolic
$2.07 - $4.50 79 In stock
3.000 in
1.750 in
3/8-16
Stud
Steel
PP
$2.33 - $5.07 Request the lead time here
1.000 in
2.500 in
5/16-18
Stud
Steel
PP
$2.43 - $5.28 Request the lead time here
1.500 in
2.500 in
3/8-16
Stud
Steel
PP
$2.90 - $6.30 Request the lead time here
0.370 in
1.400 in
1/4-20
Stud
Steel
TPE
$3.59 - $7.82 Request the lead time here
0.500 in
1.730 in
5/16-18
Stud
Steel
TPE
$1.82 - $3.95 Request the lead time here
3.250 in
1.150 in
10-24
Stud
Steel
PP
$1.82 - $3.96 Request the lead time here
0.500 in
1.730 in
1/4-20
Stud
Steel
PP
$2.24 - $4.88 Request the lead time here
1.730 in
5/16-18
Blind Hole
Steel
TPE
$1.73 - $3.75 Request the lead time here
2.500 in
5/16-18
Blind Hole
Steel
PP
$1.22 - $2.64 Request the lead time here
1.750 in
1/4-20
Through Hole
Steel
PP
$1.74 - $3.78 Request the lead time here
2.500 in
3/8-16
Through Hole
Steel
PP
$1.65 - $3.60 Request the lead time here
0.750 in
1.750 in
5/16-18
Stud
Steel
PP
    • of 3
4 Arm Knob - Knob Diameter 80 mm | 3.150 in; Thread Size 1/2-13; Stud Length 40 mm | 1.575 in

KSP2200A

Price Range
$8.0877 - $2.8046

Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    3.150 in
  • Stud Length
    1.575 in
  • Thread Size
    1/2-13
  • Finish
  • Mounting Method
    Threaded Stud
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4 Arm Knob - Knob Diameter 40 mm | 1.575 in; Thread Size 1/4-20; Stud Length 19.1 mm | 0.750 in

KNS2200A

Price Range
$2.1687 - $0.7067

Stock Levels
2200 In stock
Attributes
  • Knob Diameter
    1.575 in
  • Stud Length
    0.750 in
  • Thread Size
    1/4-20
  • Finish
  • Mounting Method
    Threaded Stud
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4 Arm Knob - Knob Diameter 50 mm | 1.969 in; Thread Size 5/16-18; Stud Length 25 mm | 0.984 in

KSP2000A

Price Range
$4.8692 - $1.7025

Stock Levels
1450 In stock
Attributes
  • Knob Diameter
    1.969 in
  • Stud Length
    0.984 in
  • Thread Size
    5/16-18
  • Finish
  • Mounting Method
    Threaded Stud
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4 Arm Knob - Knob Diameter 50 mm | 1.969 in; Thread Size 5/16-18

KSP1100A

Price Range
$5.5691 - $1.9562

Stock Levels
2347 In stock
Attributes
  • Knob Diameter
    1.969 in
  • Thread Size
    5/16-18
  • Finish
    High Gloss
  • Mounting Method
    Threaded Through-Hole
  • Insert Material
    Brass
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4 Arm Knob - Knob Diameter 40 mm | 1.575 in; Thread Size 1/4-20

KNS1200A

Price Range
$2.2935 - $0.7422

Stock Levels
1750 In stock
Attributes
  • Knob Diameter
    1.575 in
  • Thread Size
    1/4-20
  • Finish
  • Mounting Method
    Threaded Blind
  • Insert Material
    Steel
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4 Arm Knob - Knob Diameter 60 mm | 2.362 in; Thread Size 3/8-16

KSP1300A

Price Range
$6.2126 - $2.3283

Stock Levels
420 In stock
Attributes
  • Knob Diameter
    2.362 in
  • Thread Size
    3/8-16
  • Finish
    High Gloss
  • Mounting Method
    Threaded Through-Hole
  • Insert Material
    Brass
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4 Arm Knob

KNS2300A

Price Range
$2.4752 - $0.8055

Stock Levels
3075 In stock
Attributes
  • Knob Diameter
    1.575 in
  • Stud Length
    1.375 in
  • Thread Size
    1/4-20
  • Mounting Method
    Threaded Stud
  • Insert Material
    Steel
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4 Arm Knob - Knob Diameter 60 mm | 2.362 in; Thread Size 3/8-16; Stud Length 30 mm | 1.181 in

KSP2100A

Price Range
$6.1566 - $2.1609

Stock Levels
4328 In stock
Attributes
  • Knob Diameter
    2.362 in
  • Stud Length
    1.181 in
  • Thread Size
    3/8-16
  • Finish
  • Mounting Method
    Threaded Stud
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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
$4.50 - $2.07

Stock Levels
79 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
$5.07 - $2.33

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
    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
$5.28 - $2.43

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
    1.500 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-S21

Price Range
$6.30 - $2.90

Stock Levels
Request the lead time here
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 43.9 mm | 1.730 in; Thread Size 5/16-18; Stud Length 12.7 mm | 0.500 in

KN5C05004S4-S21

Price Range
$7.82 - $3.59

Stock Levels
Request the lead time here
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
$3.95 - $1.82

Stock Levels
Request the lead time here
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 43.9 mm | 1.730 in; Thread Size 1/4-20; Stud Length 12.7 mm | 0.500 in

KN4C05004S4--21

Price Range
$3.96 - $1.82

Stock Levels
Request the lead time here
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 43.9 mm | 1.730 in; Thread Size 5/16-18; Knob Height 20.8 mm | 0.820 in

KN5C----4S4BS21

Price Range
$4.88 - $2.24

Stock Levels
Request the lead time here
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
$3.75 - $1.73

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
  • Thread Size
    5/16-18
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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----4P4--21

Price Range
$2.64 - $1.22

Stock Levels
Request the lead time here
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----4P7--21

Price Range
$3.78 - $1.74

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
  • Thread Size
    3/8-16
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N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 5/16-18; Stud Length 19.1 mm | 0.750 in

KN5C07504P4--21

Price Range
$3.60 - $1.65

Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    1.020 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.520 in
  • Stud Length
    0.750 in
Quick View
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