The Park Tool SR-12, Sprocket Remover / Chain Whip, click to enlarge
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Item # SR-12

(discontinued) / Tools / Cassette & Freewheel

Sprocket Remover / Chain Whip

The SR-12 has been discontinued and replaced by the SR-12.2.

This combination chain whip and freewheel / lockring remover wrench is heat treated to prevent bending and flexing, with a molded handle for comfort.

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SR-12 Features

  • Works on 5- to 12-speed cassettes and freewheels
  • 1" (25.4mm) box-end wrench fits Park Tool Freewheel/Cassette Lockring Tools
  • Features hardened pins to keep the chain in place
SR-12 Sprocket Remover/Chain Whip
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