FR-5.2 Fits 12-spline tool fittings with an approximate outer diameter of 23.4 mm including: Cassette lockrings from Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and others Disc brake lockrings and lockring adapters with 12 internal splines from Shimano® and other brands Top cap of some Rock Shox® suspension fork models including Pike®, Lyrik™, SID®, Revelation™, Reba®, and Paragon™ FR-5.2G Fits 12-spline tool fittings with an approximate outer diameter of 23.4 mm including: Cassette lockrings from Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and others Disc brake lockrings and lockring adapters with 12 internal splines from Shimano® and other brands FR-5.2GT Fits 12-spline tool fittings with an approximate outer diameter of 23.4 mm including: Cassette lockrings from Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and others Disc brake lockrings and lockring adapters with 12 internal splines from Shimano® and other brands
