A multi-tool with functions that are not found on a typical multi-tool Tools include tire lever, valve core remover, valve stem lock nut wrench and master link pliers. Also stores two master links in the handle with magnets Light and compact so you can always carry it with you 9,10,11,12speed compatible with SRAM PowerLock Link, Shimano Quick-Link, KMC Missing Link and other similar chains 7075T6 aluminum, Type II anodized, laser marked logo. Not recommended for use on carbon rims