Park Tool CT-4.3 Master Chain Tool & Peening Anvil

Specially designed to work with the tight tolerances and narrow profiles of 10- and 11-speed chains, but also works on all other derailleur chains, including the Shimano® CN-9000. The CT-4.3 is a powerful, precise tool designed to quickly and accurately remove and install chain rivets. Without a doubt the most accurate chain tool we’ve ever built!

• Integrated Link Pocket ensures precise alignment
• Replaceable, rotating pin
• Perfectly contoured cushioned handles
• Precisely machined investment cast body and components
• Includes removable anvil to peen Campagnolo® 11-speed chains

• NOTE: The CT-4.3 is NOT compatible with Wipperman® chains.