The Park Tool FR-5 Cassette Lockring Tool, click to enlarge
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Item # FR-5

(discontinued) / Tools / Cassette & Freewheel

Cassette Lockring Tool

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

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.

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FR-5 Features

  • Fits Shimano®, SRAM®, SunRace®, SunTour®, Chris King® and other cassette lockrings
  • Also fits some 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

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

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