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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 Thread Size Insert Type Insert Material Nominal Diameter Knob Material View
$1.26 - $2.16 1347 In stock
1.500 in
5/16-18
Stud
Steel
1.750 in
PP
$1.05 - $1.80 1770 In stock
1/4-20
Blind Hole
Steel
1.750 in
PP
$1.26 - $2.16 160 In stock
1.000 in
5/16-18
Stud
Steel
2.000 in
PP
$1.38 - $2.36 704 In stock
2.000 in
3/8-16
Stud
Steel
2.000 in
PP
$1.17 - $2.02 1500 In stock
0.250 in
10-32
Stud
Steel
0.750 in
PA
$0.90 - $1.54 2297 In stock
0.750 in
1/4-20
Stud
Steel
1.750 in
PP
$0.78 - $1.34 2090 In stock
0.750 in
1/4-20
Stud
Steel
1.250 in
PP
$0.97 - $1.68 2390 In stock
1.500 in
1/4-20
Stud
Steel
1.750 in
PP
$1.22 - $2.09 1742 In stock
1.250 in
5/16-18
Stud
Steel
1.750 in
PP
$1.38 - $2.37 1190 In stock
1.500 in
3/8-16
Stud
Steel
1.750 in
PP
$0.73 - $1.25 1990 In stock
1/4-20
Thru-Hole
Steel
1.250 in
PP
$1.06 - $1.82 2239 In stock
2.000 in
1/4-20
Stud
Steel
1.750 in
PP
$1.36 - $2.34 1789 In stock
3/8-16
Blind Hole
Steel
1.750 in
PP
$0.92 - $1.58 2400 In stock
10-24
Thru-Hole
Steel
1.750 in
PP
$1.23 - $2.12 2389 In stock
5/16-18
Stop Nut
Steel
1.750 in
PP
$1.23 - $2.11 Request the lead time here
1.000 in
1/4-20
Stud
Steel
2.000 in
PP
$1.35 - $2.31 490 In stock
1.500 in
3/8-16
Stud
Steel
2.000 in
PP
$1.20 - $2.06 3095 In stock
0.370 in
10-32
Stud
Steel
0.750 in
PA
$1.10 - $1.88 2490 In stock
0.500 in
5/16-18
Stud
Steel
1.750 in
PP
$1.31 - $2.27 590 In stock
1.250 in
5/16-18
Stud
Steel
2.000 in
PP
    • of 3
3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C15003P4--21

Price Range
$2.16 - $1.26

Stock Levels
1347 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C----3P4B-21

Price Range
$1.80 - $1.05

Stock Levels
1770 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 2.000 in 5/16-18 0.610 in Black Steel PP

KN5C1000RT5--21

Price Range
$2.16 - $1.26

Stock Levels
160 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
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3-Arm Knob 2.000 in 3/8-16 0.610 in Black Steel PP

KN6C2000RT5--21

Price Range
$2.36 - $1.38

Stock Levels
704 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
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3-Arm Knob 0.750 in 10-32 0.280 in Black Steel PA

KN020250RT2-N21

Price Range
$2.02 - $1.17

Stock Levels
1500 In stock
Attributes
  • Nominal Diameter
    0.750 in
  • Thread Size
    10-32
  • Hub Diameter
    0.500 in
  • Knob Height
    0.280 in
  • Hub Height
    0.230 in
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3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C07503P4--21

Price Range
$1.54 - $0.90

Stock Levels
2297 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 1.250 in 1/4-20 0.450 in Black Steel PP

KN4C07503P1--21

Price Range
$1.34 - $0.78

Stock Levels
2090 In stock
Attributes
  • Nominal Diameter
    1.250 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.620 in
  • Knob Height
    0.450 in
  • Hub Height
    0.500 in
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3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C15003P4--21

Price Range
$1.68 - $0.97

Stock Levels
2390 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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View Product >
3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C12503P4--21

Price Range
$2.09 - $1.22

Stock Levels
1742 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 1.750 in 3/8-16 0.560 in Black Steel PP

KN6C15003P4--21

Price Range
$2.37 - $1.38

Stock Levels
1190 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 1.250 in 1/4-20 0.450 in Black Steel PP

KN4C----3P1--21

Price Range
$1.25 - $0.73

Stock Levels
1990 In stock
Attributes
  • Nominal Diameter
    1.250 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.620 in
  • Knob Height
    0.450 in
  • Hub Height
    0.500 in
Quick View
View Product >
3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C20003P4--21

Price Range
$1.82 - $1.06

Stock Levels
2239 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 1.750 in 3/8-16 0.560 in Black Steel PP

KN6C----3P4B-21

Price Range
$2.34 - $1.36

Stock Levels
1789 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 1.750 in 10-24 0.560 in Black Steel PP

KN04----3P4--21

Price Range
$1.58 - $0.92

Stock Levels
2400 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    10-24
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C----3P4L-21

Price Range
$2.12 - $1.23

Stock Levels
2389 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 2.000 in 1/4-20 0.610 in Black Steel PP

KN4C1000RT5--21

Price Range
$2.11 - $1.23

Stock Levels
Request the lead time here
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
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View Product >
3-Arm Knob 2.000 in 3/8-16 0.610 in Black Steel PP

KN6C1500RT5--21

Price Range
$2.31 - $1.35

Stock Levels
490 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
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3-Arm Knob 0.750 in 10-32 0.280 in Black Steel PA

KN020375RT2-N21

Price Range
$2.06 - $1.20

Stock Levels
3095 In stock
Attributes
  • Nominal Diameter
    0.750 in
  • Thread Size
    10-32
  • Hub Diameter
    0.500 in
  • Knob Height
    0.280 in
  • Hub Height
    0.230 in
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3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C05003P4--21

Price Range
$1.88 - $1.10

Stock Levels
2490 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 2.000 in 5/16-18 0.610 in Black Steel PP

KN5C1250RT5--21

Price Range
$2.27 - $1.31

Stock Levels
590 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
Quick View
View Product >