Park Tool CC-4.2 Chain Checker Tool Run Accessories Brand_Osprey our Competition last features a

our Competition last features a more curved profile than the Sport last

85mm of foam

Product is covered directly by the manufacturer's warranty

: 24mm Width: 5mm

(8) arrow parts for cable rub protection

Park Tool CC-4.2 Chain Checker Tool Run Accessories Brand_Osprey our Competition last features aA 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