The Park Tool FR-5G Cassette Lockring Tool with 5mm Guide Pin, click to enlarge

Item # FR-5G

(discontinued) / Tools / Cassette & Freewheel

Cassette Lockring Tool with 5 mm Guide Pin

The FR-5G has been discontinued and replaced by the FR-5.2G.

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-5G has 12 splines that are approximately 23.4mm across.

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FR-5G Features

  • Fits Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and other cassette lockrings
  • Also fits some Shimano® disc brake lockrings
  • Guide pin stabilizes tool

NOTE: To determine your cassette / freewheel type and the appropriate tool for it, please see Determining Cassette / Freewheel Type.