Park Tool Cassette Lockring Tool

Heat treated alloy tool steel, one inch base fits wrench or bench vise. Thin wall construction allows use without removal of cones and locknuts. The FR-5G has 12 splines that are approximately 23.4mm across

Fits Shimano®, SRAM®, SunRace®, SunTour®, Chris King® and other cassette lockrings
Fits the SRAM® eleven speed XX1 cassettes
Also Fits Shimano disc brake lockrings
Guide pin stabilizes tool