Park Tool Cassette Lockring Tool (FR-5.2)

SKU TL7687
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The Park Tool Cassette Lockring Tool (FR-5.2) is designed for 12 spline 23.4mm diameter tool fittings. The FR-5.2 is most commonly used on 7-12 speed cassette lockrings. Made from heat treated alloy tool steel. Thin wall construction allows use without removal of cones and locknuts.

  • Fits 12-spline cassette lockrings from Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and others
  • Fits most disc brake lockrings with 12 internal splines from Shimano® and other brands
  • Fits the top cap of some Rock Shox® suspension fork models including Pike®, Lyrik™, SID®, Revelation™, Reba®, and Paragon™
  • Hex-shaped base of tool fits 1" (25.4 mm) socket or wrench
  • Center bore for axle clearance is 12mm
  • Always use a skewer or axle nut to hold tool firmly in place during removal and installation