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ParkTool FR-5.2GT Cassette Tool W/Guide Pin

In stock (4)

Take your cassette off with the right tool and put it back on. The Park Tool FR-5.2GT Cassette lockring tool with the guide pin keeps the teeth locked in place.


The dependable design of our FR-5.2 lockring tool with an added 12 mm guide pin to stabilize the tool when used with thru axle hubs. The FR-5.2GT is designed to fit the most common tool fitting found on 7-to-12 speed cassette lockrings, including models made by Shimano®, SRAM®, and others. Also fits disc brake lockrings and lockring adapters with 12 internal splines. Thin wall construction allows use without removal of cones and locknuts. The 1" hexagonal base can be used in conjunction with a socket, wrench, or bench vise. Heat-treated alloy tool steel construction for a lifetime of use.


Fits 12-spline tool fittings with an approximate outer diameter of 23.4 mm including:

  • Cassette lockrings from Shimano®, SRAM® (including 1x), SunRace®, SunTour®, Chris King® and others
  • Disc brake lockrings and lockring adapters with 12 internal splines from Shimano® and other brands

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