Park Tool Sprocket Remover / Chain Whip SR-12.2 drumbeat21-173 The multi-panel construction with flat-lock

The multi-panel construction with flat-lock stitching and soft gripper elastic hems keeps the arm coolers in place ensuring they do not rub

Combine the best elements of all of our mini pumps and what do you get* The Core CO2'FER Pump

- Gradientstretch woven material

Failure to do so could result in permanently bonded parts

Our proven four-brush scrubbing design cleans chains thoroughly inside and out

Park Tool Sprocket Remover / Chain Whip SR-12.2 drumbeat21-173 The multi-panel construction with flat-lockThe SR 12. 2 Chain Whip holds cassettes in place for easy lockring removal, making it an essential tool for bike maintenance. Works on all 7 to 13 speed road and mountain bike cassettes, as well as single speed cassettes with a 3 32" cog. The SR 12. 2 also incorporates a 1" box end wrench to drive Park Tool Freewheel & Cassette Lockring Tools. The tool is heat treated to prevent bending or flexing, and features hardened pins to keep the chain in