Amazon.com: Complete Variator Kits for Gy6 50cc/80cc 139QMB/147QMD Engine, Drive Wheel Assy Performance 8.5 Gram Rollers CVT Front Clutch for Scooter Atv and Gokart(GY6 50/80) : Automotive
Amazon.com: X-PRO Milan 50 50cc Moped Scooter Gas Moped Scooter 50cc Moped Street Scooter with 10" Wheels (Tested and Assembled, Black) : Automotive
Amazon.com: Roller Weight Set, Prima - 19 x 15.5 mm (Vespa 50 cc) : Automotive
Amazon.com: Racing Driving Wheel Roller 5 Gram Weight Set replacement for GY6 50CC 139QMB 49cc 50cc Scooter Moped Jonway ATV : Automotive
Amazon.com: Glixal ATKS-041 High Performance Racing Variator Kit with 6.5 gram Roller Weights for Chinese Scooter Moped ATV 4-Stroke GY6 50cc 80cc 100cc 139QMB 139QMA Engine Front Clutch : Automotive
Amazon.com: Racing Driving Wheel Roller 6.5 Gram Weight Set replacement for GY6 50CC 139QMB 49cc 50cc Scooter Moped Jonway ATV : Automotive