16x13 - 5 Gram Variator Slider Weight Kit - GY6 50cc 116333 Chinese 57

Chinese 57

Also fits other makes and models

Spline count on disc carrier section: 28

but this one is set up for the Coleman CC100X and CT100U mini bike

Napa G-Force - 35G3691

16x13 - 5 Gram Variator Slider Weight Kit - GY6 50cc 116333 Chinese 57Chinese Front Drive Variator Clutch Roller Kit 5g GY6 50cc (QMB139) CVT Auto Chinese complete variator slider weight kit for the CVT fully automatic 50cc engines on several makes and models of scooters. Roller kit details: Set of 6 Diameter: 16mm Width: 13mm 5 gram Fits many make and models of scooters with 50cc 139QMB engines including BMS Apache 50 and Heritage 50 , Diamo Classic 50, Gilera Capri 50 and Ciclone 50, Kymco Agility 50, Filly 50, New