Park Tool Chain Wear Indicator Cc-3.2

A worn chain shifts poorly and accelerates sprocket wear. The cc-3.2 Chain wear tool accurately shows when your chain needs replacing, helping prevent premature drivetrain damage and potentially costly repairs.   Key features designed to accurately indicate when a chain reaches 0.5% And 0.75% Wear The point at which most chain manufacturers suggest replacement longer design measures a greater length of chain, giving greater accuracy made from precision, laser-cut steel  not suitable for sram flattop and sram t-type 12-speed chains

A worn chain shifts poorly and accelerates sprocket wear. The cc-3.2 Chain wear tool accurately shows when your chain needs replacing, helping prevent premature drivetrain