FR52G – Cassette Bike Lockring Tool

##Park Tool FR52G – Cassette Bike Lockring Tool The Park Tool FR52G – Cassette Lockring Tool is a simple, small, but highly useful item for any home mechanic looking to change up, out, and around their rear cassettes, giving them better gearing for tackling that tough day or riding that long road. Compatible with Shimano, SRAM, SunRace, Suntour and Chris King cassettes, this lockring is made from heat treated alloy tool steel, giving a secure, strong fit for easy rotation and release when in use.