The Masterlink Pliers is a multi-tool developed to provide functions that are not on a typical multi-tool. It is designed to be light and compact so you can carry it with you. This tool serves as a tire lever, valve core remover, valve stem lock nut wrench and master link pliers. It also provides storage for two master links so you will always be prepared on the trail. Magnets hold the master links securely in place and self close the tool. 9, 10, 11 and 12-speed master links and chains Compatible with SRAM PowerLock Link, Shimano Quick-Link, KMC Missing Link and other similar master links