Description | FHP Sheave, V-Belt Pulley, with Keyway, 1"Bore, 4.25" OD, B, 4L, 5L, A, Belt | FHP Sheave, V-Belt Pulley, without Keyway, 1/2" Bore, 4.25" OD, B, 4L, 5L, A, Belt | FHP Sheave, V-Belt Pulley, with Keyway, 1 1/ 8" Bore, 4.25" OD, B, 4L, 5L, A, Belt |