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When working on your cassette, reach for the Park Tool SR-1 Sprocket Remover / Chain Whip. The heat treated hardened steel resists bending and has a molded handle for comfort.
Hardened Steel
Features Hardened Pins to Keep the Chain in Place
Works on 5 to 10-Speed Cassettes and Freewheels
1" (25.4mm) Box-End Wrench Fits Park Tool Freewheel/Cassette Lockring Tools