Park Tool CC-4 Chain Checker
Best maintenance tool for cyclists wanting to extend their drivetrain's lifespan.
This is the definitive, no-nonsense way to catch drivetrain wear before it ruins your expensive cassette and chainrings. By measuring across a longer span of links, it eliminates the guesswork of older, less precise gauges. It’s a simple, essential insurance policy for anyone who prefers riding to wrenching.
$16.95
at
Lewes Cycle Sports
Who it's for
- Mechanics needing fast, definitive answers on chain health
- Professional shops requiring tools that withstand daily, heavy use
- Home mechanics wanting a simple, foolproof maintenance routine
Who should skip it
- Data-driven riders tracking gradual chain wear percentages
- Commuters who rarely clean their drivetrain components
- Budget-conscious cyclists seeking the most affordable maintenance option
Performance breakdown
Measurement Accuracy
Laser-cut precision ensures reliable readings every single time.
Ease of Use
Simple drop-in design makes checking chains quick and intuitive.
Compatibility Range
Seamlessly handles everything from 5-speed to modern 12-speed drivetrains.
Build Quality
Rugged steel construction built to last a lifetime in any workshop.
Drivetrain Protection
Prevents costly component wear by identifying replacement intervals early.
Portability
Slim, lightweight profile fits easily into any saddlebag or toolbox.
Key Specs
Type
Drop-in style gauge
Measures
Bicycle chain wear
Compatibility
Any 5 to 12-speed derailleur chain (including SRAM® AXS®)
Indicates Wear At
0.5% and 0.75%
Still have a question?
Ask Metto anything about the Park Tool CC-4 Chain Checker before you decide.
