Fit For Engine Mount Bushing For GY6 50cc 80cc 139QMB Scooter ATV Motorcycle Spare Parts Fit For GY6 50cc 80cc 139QMB For scooter atv engine fixing positions slots into mount brackets bolts up without extra absorbs vibration generated by running engines to stabilize riding feel made of thick elastic rubber with embedded hard inner sleeve for structural support keeps same outer diameter length as parts for seamless fitting