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Clamping Knobs 3 Arm Male Stud Ergonomic Grip

Clamping Knobs 3-Arm

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Our Clamping 3-Arm Knobs allow a secure grip to position, control and hold various equipment across a wide range of industries. The lobe and prong design provide a deeper scalloped profile with excellent control and gripping features. These are an ideal choice for moderate clamping applications and offer a simple yet economical solution.

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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
$0.94 - $1.62 2390 In stock
1.500 in
1.750 in
1/4" x 20
Stud
Steel
PP
$0.98 - $1.69 1040 In stock
1.750 in
1.750 in
1/4" x 20
Stud
Steel
PP
$1.33 - $2.28 990 In stock
2.500 in
3/8-16
Thru-Hole
Steel
Polypropylene
$0.83 - $1.42 2500 In stock
0.500 in
1.750 in
10-24
Stud
Steel
PP
$0.89 - $1.53 2400 In stock
1.750 in
10-24
Thru-Hole
Steel
PP
$1.22 - $2.09 160 In stock
1.000 in
2.000 in
5/16-18
Stud
Steel
PP
$1.14 - $1.96 990 In stock
0.750 in
1.750 in
5/16-18
Stud
Steel
PP
$0.95 - $1.63 Request the lead time here
1.750 in
1/4" x 20
Thru-Hole
Steel
PP
$1.22 - $2.09 790 In stock
5/16-18
Thru-Hole
Steel
PP
$0.71 - $1.21 1990 In stock
1.250 in
1/4" x 20
Thru-Hole
Steel
PP
$1.30 - $2.23 490 In stock
1.500 in
2.000 in
3/8-16
Stud
Steel
PP
$1.01 - $1.74 1770 In stock
1.750 in
1/4" x 20
Blind Hole
Steel
PP
$1.24 - $2.14 890 In stock
5/16-18
Stud
Steel
PP
$0.79 - $1.36 Request the lead time here
1.000 in
1.250 in
1/4" x 20
Stud
Steel
PP
$1.22 - $2.09 1347 In stock
5/16-18
Stud
Steel
PP
$0.83 - $1.42 1990 In stock
1.250 in
5/16-18
Thru-Hole
Steel
PP
$1.30 - $2.23 924 In stock
3/8-16
Blind Hole
Steel
PP
$1.33 - $2.29 1190 In stock
1.500 in
1.750 in
3/8-16
Stud
Steel
PP
$1.07 - $1.84 3188 In stock
1.750 in
1/4" x 20
Stop Nut
Steel
PP
$1.27 - $2.19 Request the lead time here
2.000 in
3/8-16
Thru-Hole
Steel
PP
    • of 3
N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Stud Length 38.1 mm | 1.500 in

KN4C15003P4--21

Price Range
$1.62 - $0.94

Stock Levels
2390 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.500 in
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N/A - Knob Diameter 44.5 mm | 1.750 in; Thread Size 1/4-20; Stud Length 44.5 mm | 1.750 in

KN4C17503P4--21

Price Range
$1.69 - $0.98

Stock Levels
1040 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.750 in
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3-Arm Knob - Knob Diameter 63.5 mm | 2.500 in; ; Knob Height 16.3 mm | 0.640 in

KN6C----RT7--21

Price Range
$2.28 - $1.33

Stock Levels
990 In stock
Attributes
  • Knob Diameter
    2.500 in
  • Knob Height
    1.120 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.480 in
  • Thread Size
    3/8-16
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3-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; ; Knob Height 14.2 mm | 0.560 in

KN0405003P4--21

Price Range
$1.42 - $0.83

Stock Levels
2500 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    0.500 in
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3-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; ; Knob Height 14.2 mm | 0.560 in

KN04----3P4--21

Price Range
$1.53 - $0.89

Stock Levels
2400 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    10-24
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3-Arm Knob - Knob Diameter 50.8 mm | 2.000 in; ; Knob Height 15.5 mm | 0.610 in

KN5C1000RT5--21

Price Range
$2.09 - $1.22

Stock Levels
160 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    1.000 in
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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

KN5C07503P4--21

Price Range
$1.96 - $1.14

Stock Levels
990 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    0.750 in
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View Product >
3-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; ; Knob Height 14.2 mm | 0.560 in

KN4C----3P4--21

Price Range
$1.63 - $0.95

Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    1/4" x 20
Quick View
View Product >
3-Arm Knob - Knob Diameter 50.8 mm | 2.000 in; ; Knob Height 15.5 mm | 0.610 in

KN5C----RT5--21

Price Range
$2.09 - $1.22

Stock Levels
790 In stock
Attributes
  • Thread Size
    5/16-18
  • Finish
    Zinc-Plated
  • Insert Material
    Steel
  • Insert Type
    Thru-Hole
  • Knob Color
    Black
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3-Arm Knob - Knob Diameter 31.8 mm | 1.250 in; ; Knob Height 11.4 mm | 0.450 in

KN4C----3P1--21

Price Range
$1.21 - $0.71

Stock Levels
1990 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Thread Size
    1/4" x 20
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3-Arm Knob - Knob Diameter 50.8 mm | 2.000 in; ; Knob Height 15.5 mm | 0.610 in

KN6C1500RT5--21

Price Range
$2.23 - $1.30

Stock Levels
490 In stock
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Stud Length
    1.500 in
Quick View
View Product >
3-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; ; Knob Height 14.2 mm | 0.560 in

KN4C----3P4B-21

Price Range
$1.74 - $1.01

Stock Levels
1770 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    1/4" x 20
Quick View
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3-Arm Knob - Knob Diameter 50.8 mm | 2.000 in; ; Knob Height 15.5 mm | 0.610 in

KN5C0750RT5--21

Price Range
$2.14 - $1.24

Stock Levels
890 In stock
Attributes
  • Thread Size
    5/16-18
  • Finish
    Zinc-Plated
  • Insert Material
    Steel
  • Insert Type
    Stud
  • Knob Color
    Black
Quick View
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3-Arm Knob - Knob Diameter 31.8 mm | 1.250 in; ; Knob Height 11.4 mm | 0.450 in

KN4C10003P1--2R

Price Range
$1.36 - $0.79

Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Stud Length
    1.000 in
Quick View
View Product >
3-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; ; Knob Height 14.2 mm | 0.560 in

KN5C15003P4--21

Price Range
$2.09 - $1.22

Stock Levels
1347 In stock
Attributes
  • Thread Size
    5/16-18
  • Finish
    Zinc-Plated
  • Insert Material
    Steel
  • Insert Type
    Stud
  • Knob Color
    Black
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3-Arm Knob - Knob Diameter 31.8 mm | 1.250 in; ; Knob Height 11.4 mm | 0.450 in

KN5C----3P1--22

Price Range
$1.42 - $0.83

Stock Levels
1990 In stock
Attributes
  • Knob Diameter
    1.250 in
  • Knob Height
    0.450 in
  • Hub Diameter
    0.620 in
  • Hub Height
    0.500 in
  • Thread Size
    5/16-18
Quick View
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3-Arm Knob - Knob Diameter 50.8 mm | 2.000 in; ; Knob Height 15.5 mm | 0.610 in

KN6C----RT5B-21

Price Range
$2.23 - $1.30

Stock Levels
924 In stock
Attributes
  • Thread Size
    3/8-16
  • Finish
    Zinc-Plated
  • Insert Material
    Steel
  • Insert Type
    Blind Hole
  • Knob Color
    Black
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3-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; ; Knob Height 14.2 mm | 0.560 in

KN6C15003P4--21

Price Range
$2.29 - $1.33

Stock Levels
1190 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Stud Length
    1.500 in
Quick View
View Product >
3-Arm Knob - Knob Diameter 44.5 mm | 1.750 in; ; Knob Height 14.2 mm | 0.560 in

KN4C----3P4L-21

Price Range
$1.84 - $1.07

Stock Levels
3188 In stock
Attributes
  • Knob Diameter
    1.750 in
  • Knob Height
    0.560 in
  • Hub Diameter
    0.750 in
  • Hub Height
    0.490 in
  • Thread Size
    1/4" x 20
Quick View
View Product >
3-Arm Knob - Knob Diameter 50.8 mm | 2.000 in; ; Knob Height 15.5 mm | 0.610 in

KN6C----RT5--21

Price Range
$2.19 - $1.27

Stock Levels
Request the lead time here
Attributes
  • Knob Diameter
    2.000 in
  • Knob Height
    0.610 in
  • Hub Diameter
    0.740 in
  • Hub Height
    0.490 in
  • Thread Size
    3/8-16
Quick View
View Product >