PARK TOOL - FR-5.2G CASSETTE LOCKRING REMOVER WITH GUIDE PIN
Heat treated alloy tool steel, one-inch base fits wrench or bench vice. Thin wall construction allows use without removal of cones and locknuts. The FR-5.2G has 12 splines that are approximately 23.4mm across.
Fits Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and other cassette lockrings