Park Tool FR-5.2 Cassette Lockring Tool Road The curve has been optimised

The curve has been optimised for modern road levers

Hub/Brake Compatibility: 6-Bolt Disc

and offset slot all help create a collar that generates maximum clamping force at only 25-inch pounds of fastener torque

Shimano Dura-Ace R9200 12-speed road cassette

Park Tool FR-5.2 Cassette Lockring Tool Road The curve has been optimisedDesigned for 12 spline 23. 4mm diameter tool fittings the most common tool fitting found on 7 12 speed cassette lockrings, and can also be found on some disc brake lockrings and Rock Shox suspension fork top caps. Made from heat treated alloy tool steel. Thin wall construction allows use without removal of cones and locknuts. Specifications Fits 12 spline cassette lockrings from Shimano, SRAM (including 1x), SunRace, SunTour, Chris King and others