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Design fully engages the shaft without marring. Provides greater axial holding power than set screw collars. Effective on both hard and soft shafts.

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Metric One-Piece Clamping Collar M1C-Series Black Oxide
Metric One-Piece Clamping Collar
Unit of Measure
1 2 3 

Item #

Bore

OD

Width

Screw Size

Material

Weight

GM1C-03-B N/A 3.000 mm N/A 16.000 mm N/A 9 mm N/A M3 x 8 N/A Steel, ASTM A108 N/A 0.40 oz
GM1C-04-B N/A 4.000 mm N/A 16.000 mm N/A 9 mm N/A M3 x 8 N/A Steel, ASTM A108 N/A 0.40 oz
GM1C-05-B N/A 5.000 mm N/A 16.000 mm N/A 9 mm N/A M3 x 8 N/A Steel, ASTM A108 N/A 0.41 oz
GM1C-06-B N/A 6.000 mm N/A 16.000 mm N/A 9 mm N/A M3 x 8 N/A Steel, ASTM A108 N/A 0.48 oz
GM1C-08-B N/A 8 mm N/A 18.000 mm N/A 9 mm N/A M3 x 10 N/A Steel, ASTM A108 N/A 0.90 oz
GM1C-09-B N/A 9.000 mm N/A 24.000 mm N/A 9 mm N/A M3 x 10 N/A Steel, ASTM A108 N/A 1.00 oz
GM1C-10-B N/A 10 mm N/A 24.000 mm N/A 9 mm N/A M3 x 10 N/A Steel, ASTM A108 N/A 1.36 oz
GM1C-12-B N/A 12.000 mm N/A 28 mm N/A 11 mm N/A M4 x 12 N/A Steel, ASTM A108 N/A 1.40 oz
GM1C-13-B N/A 13.000 mm N/A 30 mm N/A 11 mm N/A M4 x 12 N/A Steel, ASTM A108 N/A 1.60 oz
GM1C-14-B N/A 14.000 mm N/A 30 mm N/A 11 mm N/A M4 x 12 N/A Steel, ASTM A108 N/A 1.60 oz
GM1C-15-B N/A 15.000 mm N/A 34.000 mm N/A 13 mm N/A M5 x 16 N/A Steel, ASTM A108 N/A 2.41 oz
GM1C-16-B N/A 16.000 mm N/A 34.000 mm N/A 13 mm N/A M5 x 16 N/A Steel, ASTM A108 N/A 2.30 oz
GM1C-17-B N/A 17.000 mm N/A 36.000 mm N/A 13 mm N/A M5 x 16 N/A Steel, ASTM A108 N/A 2.60 oz
GM1C-18-B N/A 18.000 mm N/A 36.000 mm N/A 13 mm N/A M5 x 16 N/A Steel, ASTM A108 N/A 2.50 oz
GM1C-20-B N/A 20.000 mm N/A 40.000 mm N/A 15.000 mm N/A M6 x 16 N/A Steel, ASTM A108 N/A 3.60 oz
GM1C-25-B N/A 25.000 mm N/A 45 mm N/A 15.000 mm N/A M6 x 16 N/A Steel, ASTM A108 N/A 4.20 oz
GM1C-30-B N/A 30.000 mm N/A 54.000 mm N/A 15.000 mm N/A M6 x 16 N/A Steel, ASTM A108 N/A 6.11 oz
GM1C-35-B N/A 35.000 mm N/A 57.000 mm N/A 15.000 mm N/A M6 x 16 N/A Steel, ASTM A108 N/A 6.13 oz
GM1C-40-B N/A 40.000 mm N/A 60.000 mm N/A 15.000 mm N/A M6 x 16 N/A Steel, ASTM A108 N/A 5.90 oz
GM1C-45-B N/A 45.000 mm N/A 73.000 mm N/A 19.000 mm N/A M8 x 25 N/A Steel, ASTM A108 N/A 12.90 oz
GM1C-50-B N/A 50.000 mm N/A 78.000 mm N/A 19.000 mm N/A M8 x 25 N/A Steel, ASTM A108 N/A 13.80 oz
GM1C-55-B N/A 55.000 mm N/A 82.000 mm N/A 19.000 mm N/A M8 x 25 N/A Steel, ASTM A108 N/A 14.50 oz
GM1C-60-B N/A 60.000 mm N/A 88.000 mm N/A 19.000 mm N/A M8 x 25 N/A Steel, ASTM A108 N/A 16.20 oz
GM1C-65-B N/A 65.000 mm N/A 93.000 mm N/A 19.000 mm N/A M8 x 25 N/A Steel, ASTM A108 N/A 16.80 oz
GM1C-70-B N/A 70.000 mm N/A 98.000 mm N/A 19.000 mm N/A M8 x 25 N/A Steel, ASTM A108 N/A 18.30 oz
Unit of Measure
1 2 3