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Model Specifications

Part No. Part Description No. of Teeth Outside Diameter Pitch Dia. Stock Bore Max Bore Hub Dia. L.T.B. Wgt. Lbs.
80B21 80B21H 21 7.240" 6.710" 1" 2 3/4" 4 1/4" 1 3/4" 9.4

Dimensions in inches & pounds.