Park Tool FR-5.2GT Cassette Lockring Tool

Heat treated alloy tool steel, one inch base fits wrench or bench vise.

• Utilizes a 12mm guide pin to stabilize the tool in use
• Fits 12-spline cassette lockrings from Shimano ®, SRAM®, SunRace®, SunTour®, Chris King® and others (23.5mm diameter)
• Fits some Shimano® and similar disc brake rotor lockrings