1.VERSATILE MASTER LINK PLIERS: This multi-functional tool serves as a Master Link Remover, Tyre Levers, Chain Hook, and Storage Links, making it an indispensable tool for any cyclist. With its lightweight and compact design, you can effortlessly carry it in your bike bag, pocket, and use it whenever needed. 2.QUICK & EFFORTLESS LINK REMOVAL: Removing and replacing master links is a breeze with Master Link Pliers. Simply squeeze the handles to open or pull to close the link. 3.REMOVABLE DESIGN: The two-piece design of this bike repair tool provides added versatility. Clip the pieces together to create a quick-link tool for breaking and fixing chains. Unclipped, the tool acts as two light-but-tough tire levers. 4.WIDE RANGE OF APPLICATIONS: This tool is suitable for 5-to-12-speed derailleur chains that use a master link. It's made of high-strength aluminum alloy, which ensures its durability and reliability.