• Image of Park Tool Cassette Lockring Tool FR-5
  • Image of Park Tool Cassette Lockring Tool FR-5

Heat treated alloy tool steel, one inch base fits wrench or bench vise. Thin wall construction allows use without removal of cones and locknuts. The FR-5 has 12 splines that are approximately 23.4mm across.

Fits Shimano®, SRAM®, SunRace®, SunTour®, Chris King® and other cassette lockrings.
Fits the SRAM® XX1 eleven speed cassettes
Also fits Shimano disc brake lockrings.
Always use a quick release skewer to hold the tool in place and snug to cogs when loosening. For solid axles, use the axle nut.