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
High Performance CVT Variator Kit with Roller Weights Drive Pulley for JOG 50CC 90CC Scooter Moped - AliExpress
Amazon.com: Glixal ATKS-04010 16X13mm High Performance Racing Variator Roller Weights Set 139QMB GY6 50cc - 100cc Scooter Moped ATV (5 gram) : 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