Martin 4040 1 1/2 Taper-Lock Bushing, 1-1/2" Bore, Cast Iron Construction With 3/8" X 3/16" Keyway. Industry-Standard Interchangeable Taper Bushing For Sprockets, Sheaves, And Pulleys. Torque Rating: 77,300 In-Lb.
Martin 4040 1 1/2 Taper-Lock Bushing, 1-1/2" Bore, Cast Iron Construction With 3/8" X 3/16" Keyway. Industry-Standard Interchangeable Taper Bushing For Sprockets, Sheaves, And Pulleys. Torque Rating: 77,300 In-Lb.