Replacement urethane bushing half for the RockJock CE-9200 and CE-9201 heavy duty motor mount kits. Bushing is 1.500 in. o.d. x .9375 in. tall (not including flange) with a .750 in. hole that features 8 flute grooves for greasing. Flange is 2 in. o.d. x .500 in. thick.