ztto ตัวต่อตีนผี ROADLINK ยี่ห้อ RXR สำหรับจักรยานใส่เฟือง 36/42/46/50T

Tail hook parameters Brand: ZTTO Product Name: Extended tail hook / tail hook extension weight: about 10g (including screws) Features: extended after dialing special, for 40T/42T/46T/50T mountain flywheel or 32T/36T highway flywheel, let expand Flywheel shifting is smoother