

Park Tool FR-5.2H
The Park Tool FR-5.2H is a cassette lockring tool with an integrated handle, fitting 12-spline 23.5mm lockrings and many disc brake lockrings. Its hollow design clears most quick-release skewers so you can remove a lockring without pulling the skewer apart, making it a convenient one-piece tool for cassette swaps.
- Design allows cassette lockring removal without removing the nut on most quick release skewers
- Fits 12-spline cassette lockrings (23.5mm diameter)
- Fits some disc brake lockrings
Pairs well with

Park Tool FR-5.2H
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