Park Tool Cassette Lockring Tool w/ Guide FR-5.2G

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-5.2G has 12 splines that are approximately 23.4mm across. Features Fits Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and other cassette lockrings Also fits some Shimano® disc brake lockrings Guide pin stabilizes tool during the removal & installation Park Tool Cassette Lockring Tool with 5mm Guide Pin Heat treated alloy tool steel One inch (1.0-inch) base fits wrench or bench vice Thin wall construction 12 splines (approximately 23.4mm across) Designed for use with hollow, quick release axles