✨Bộ xích xe đạp leo núi, Chất liệu kim loại chống gỉ sét, giảm mài mòn

Is it difficult to change the speed of bicycle? Do you feel that it's hard to ride your bike? It is time to change the chain. Our chain is easy to install and fine workmanship. You won't be disappointed. Features: Fine material, not easy to rust. High intensity, efficient speed transmission. Built according to standard specifications, closely assembled, the chain is beautiful and practical. The silt can be discharged quickly, not to be accumulated on the chain, to reduce wear. Easy to install and fine workmanship.

Specifications: Speed: 6/7/8, 9, 10, 11 (optional) Color: silver Item size: 19 6 0.6cm / 7.5 2.4 0.2in Item weight: 6/7/8: 314g / 11.1oz 9: 287g / 10.1oz 10: 269g / 9.5oz 11: 256g / 9.0oz Package size: 22.8 8 2cm / 9.0 3.1 0.8in Package weight: 6/7/8: 340g / 12.0oz 9: 326g / 11.5oz 10: 300g / 10.6oz 11: 283g / 10.0oz

Package list: 1 * Chain