[Material]: 50C high carbon steel, high strength, ultimate tension 1800KG [Features]: Wear-resistant, smooth shifting, high-quality electroplating, super anti-rust [Installation]: It is convenient to install and remove with chain Missing link design Don't know whether you should choose 8speed/9speed/10speed/11speed or 12speed?...

Compatible with SHIMANO, SRAM and all other brands of Mountain/Road variable-speed systems. Incompatible with Shimano SLX, Micro Splin; Sram XD, XDR, GX, X01, XX1 Compatible with HG, incompatible with XD, MS [Material]: High strength steel, Nickel-plated finish offers hard wearing resistance to corrosion [Detail]:...

Compatible with SHIMANO, SRAM and all other brands of MTB variable-speed systems. Incompatible with Shimano SLX, Micro Splin; Sram XD, XDR, GX, X01, XX1 Compatible with HG, incompatible with XD, MS [Material]: High strength steel, Nickel-plated finish offers hard wearing resistance to corrosion/Ultra-Light Aluminum Alloy...