Park Tool CC-4.2 Chain Checker Tool Cycling Shoe Gender_Womens Engineering plastic bracket body

Engineering plastic bracket body

Moderate compression provides contoured support and prevents bunching

Traditional plug tools were originally developed for car tires

Female-focused with design input solely from female riders

Park Tool CC-4.2 Chain Checker Tool Cycling Shoe Gender_Womens Engineering plastic bracket bodyA worn bicycle chain can cause poor shifting and expensive drivetrain damage. The Park Tool CC 4. 2 Chain Checker is a drop in gauge that measures chain wear accurately. It contacts the chain in three places, eliminating guesswork. Compatible with 5 to 13 speed and single speed chains, it indicates wear at 0. 5%, 0. 75%, and 1. 0%, matching manufacturer replacement recommendations. Measures bicycle chain wear accurately, preventing expensive