41 B 13 Tooth 20MM ID, with 6mm Keyway and two set screws.
Be sure and order the 6 mm x 6 mm x 20 mm long with Rounded ends, Metric Sq. Key. #4304
Used with some electric motors / 20mm OD shafts / axle. 20mm ID.
Product ID: 4171
Product ID: 0424
Product ID: 2998
Product ID: 4140
Product ID: 3019
Product ID: 4130
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