<h3>Key features</h3><ul> <li>Bicycle Chain Kit: Includes one high-performance bicycle chain, two pairs of quick-release master links, a professional chain breaker, and installation pliers—meeting all your daily bicycle maintenance and repair needs</li> <li>Superior Tensile Strength: Boasts a tensile strength of up to 2116 lbs (TÜV certified). Constructed from forged carbon steel for a robust, stable build, the chain offers excellent resistance to deformation and twisting. An oil-and-salt bath anti-rust treatment ensures a long service life and reliable performance during outdoor ride</li> <li>Wide Compatibility: Suitable for most adult bicycles, including mountain bikes, road bikes, folding bikes, and e-bikes equipped with hub motors</li> <li>Durable Chain Breaker: Features a main body made of No. 45 steel and a driving pin made of premium Japanese S2 steel; this professional-grade tool ensures precise chain breaking and exceptional durability</li> <li>Compatible with mainstream drivetrain systems (Shimano and SRAM), suitable for 6, 7, and 8-speed transmissions. The 126-link chain can be cut to length as needed for convenient home maintenance and repair</li> <li>Overall chain specifications:Size:1/2"×3/32",Length: 126 Link ：（63 inch）Weight: 355 grams</li> </ul><p>Free shipping included. 30-day hassle-free returns.</p>