1. Wide compatibility: Our chain breaker is compatible with various chain models, making it suitable for different bicycles, offering versatility and convenience for bicycle maintenance. 2. Improved durability: Crafted from hardness steel and treated with hardening and quenching, our chain breaker delivers rust resistance and ensures longlasting performance, providing durability and reliability during bicycle repairs. 3. Advanced screw design: Featuring an extended screw design, our chain breaker eliminates the need for additional screws, enhancing userfriendliness and saving time and effort when removing or replacing the chain. 4. Nonslip handle: Equipped with an antislip handle and clear grooves, our chain breaker ensures a firm grip and improved friction, making bicycle repairs safer and more secure. 5. Fluted knob thread: The fluted knob enables easy and precise adjustments for a tight and secure connection. Additionally, the thread ensures smooth sliding, facilitating seamless chain assembly.