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Park Tool CT-4.2 Master Mechanic Chain ToolThe CT-4.2 is a powerful, precise tool that quickly and accurately removes and installs chain pins. Specially designed to work with the tight tolerances and narrow profiles of 10 and 11-speed chains, and most high quality derailleur chains. Without a doubt the most accurate chain tool Park Tool has ever built!
- Integrated Link Pocket ensures precise alignment during use
- Replaceable, rotating pin
- Perfectly contoured, cushioned handles
- Precisely machined investment cast body and components
- Works with "hour-glass" shaped 8, 9, 10 and 11-speed chains
- Fits the asymmetrical Shimano chain designs such as Dura-Ace 7900
- Not compatible with Wippermann chains
Park Tool CT-4.2 Master Mechanic Chain Tool
- "Hour-glass" shaped 8/9/10/11-speed chains; Asymmetrical Shimano chain designs such as Dura-Ace 7900