Specially designed to work with the tight tolerances and narrow profile of 10 speed chains and most high quality derailleur chains. The CT-4.2 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.