Cassette installation and removal is quick and easy with the help of Park Tool.
Park Tool - A Lasting Legacy A version of Park Tool's dependable FR-5.2 with an added 12mm guide pin for added stability when removing lockrings from thru axle hubs. Designed 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. Product details Heat treated alloy tool steel construction Fits 12-spline cassette lockrings from Shimano, SRAM, SunRace, SunTour, Chris King and others Fits most disc brake lockrings with 12 internal splines from Shimano and other brands Hex-shaped base of tool fits 1" (25.4 mm) socket or wrench 12mm guide pin stabilizes the tool when used with 12mm thru axle hubs
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