
Park Tool FR-5.2 Cassette lockring tool
The FR-5.2 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, and top caps of some Rock Shox® suspension fork models. 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.
FR-5.2 FEATURES
- 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
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Park Tool FR-5.2 Cassette lockring tool
The FR-5.2 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, and top caps of some Rock Shox® suspension fork models. 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.
FR-5.2 FEATURES
- 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
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The FR-5.2 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, and top caps of some Rock Shox® suspension fork models. 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.
FR-5.2 FEATURES
- 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



















