Park Tool CT-4.2 Master Chain Tool

Specially designed to work with the tight tolerances and narrow profile of 10 and 11 speed chains and most high quality derailleur chains. The CT-4 is a powerful, precise tool designed to quickly and accurately remove and install chain pins. Without a doubt the most accurate chain tool we’ve ever built!

    * Integrated Link Pocket to ensure precise alignment during use
    * Replaceable, rotating pin
    * Perfectly contoured cushioned handles
    * Precisely machined investment cast body and components

      Note: The CT-4.2 is NOT compatible with Wipperman chains.