Features 1.Made of quality materials with fine quenching, high strength, tough and sturdy 2.The surface is processed with special treatment, makes it anti-rust and durable 3.The ejector pin can precisely attach to the chain for precise removal of chain links 4.The fine adjustment screw can easily remove and install chain without damaging pins 5.Great tool for bike owners who want to fix bike by themselves Specification This tool is designed for repairing a broken bike chain, it's made of quality metal with fine processing, high strength and durable. It can make chain repair easier, don't hesitate to have one. Features: 1. Made of quality materials with fine quenching, high strength, tough and sturdy. 2. The surface is processed with special treatment, makes it anti-rust and durable. 3. The ejector pin can precisely attach to the chain for precise removal of chain links. 4. The fine adjustment screw can easily remove and install chain without damaging pins. 5. Great tool for bike owners who want to fix bike by themselves. Specification: Material: Carbon Steel Color: Black Suitable for: 5 - 10 speed bike chain; 3/32 - 3/16 inch chain Size: Approx. 8 * 6 * 7 cm / 3.14 * 2.52 * 2.75 inch Weight: Approx. 140 g Package Included: 1 * Bike Chain Breaker 1 * Ejector Pin 1 * Spoke Hook Package List