Park Tool CT-3.3 Chain Tool

The Park Tool CT-3.3 Chain Tool is a professional-grade workshop essential designed for precise chain installation, removal, sizing, and replacement across a wide range of modern bicycle drivetrains. Trusted by home mechanics and professional technicians alike, the CT-3.3 combines durability, versatility, and ease of use to make chain service straightforward and reliable.

Built around a rugged investment-cast steel body, the CT-3.3 is engineered to withstand years of regular shop use. Its comfortable ergonomic handle provides excellent leverage and control, allowing users to remove and install chain rivets with confidence. A floating locating shelf automatically accommodates varying chain widths, ensuring compatibility with virtually every modern bicycle chain without the need for complicated adjustments.

The CT-3.3 is compatible with single-speed chains, including 1/8", 3/16", and half-link designs, as well as multi-speed chains ranging from 5-speed through 12-speed systems. It is fully compatible with today's most advanced drivetrains, including SRAM Flattop, SRAM T-Type, and Shimano XTR 12-speed chains. Whether servicing a commuter bike, mountain bike, gravel bike, or high-performance road machine, the CT-3.3 delivers the precision needed for professional-quality results.

Designed with long-term serviceability in mind, the CT-3.3 features a replaceable driving pin, extending the life of the tool and ensuring dependable performance over countless chain installations and repairs. Its robust construction and broad compatibility make it a valuable addition to any bike maintenance setup.

For mechanics looking for a single chain tool capable of handling nearly every modern drivetrain, the Park Tool CT-3.3 offers professional-level performance, durability, and versatility in one dependable package.

Key Features

• Professional Construction- Investment-cast steel body delivers exceptional durability for home and shop use.
  
• Broad Compatibility- Works with single-speed, half-link, and 5 to 12-speed bicycle chains.
  
• Modern Drivetrain Ready- Compatible with SRAM T-Type, SRAM Flattop, and Shimano XTR 12-speed chains.
  
• Floating Locating Shelf- Automatically accommodates a wide range of chain widths for easy operation.
  
• Replaceable Driving Pin- Serviceable design extends tool life and maintains reliable performance.