63mm YW125 Bws125 Zuma125 Mio125 Big Bore Cylinder Kit For Yamaha Cygnus Flame-X GTR YW Bws Zuma 125cc Upgrade 180cc 4V 4T

High-concerned chemical：None Model Name：bws12563mm Brand Name：ZHANGXINGYUE Material：aluminum Origin：Mainland China

High-concerned chemical: None Model Name: bws12563mm Brand Name: ZHANGXINGYUE Material: aluminum Origin: Mainland China