CC-4 Chain Wear Indicator cameras & mounts All Prime 9 shifters take

All Prime 9 shifters take advantage of the 9-speed's inherent durability

Install your pedal

2014-T6 aluminum construction

Mesh fabric under the arms for extra ventilation

CC-4 Chain Wear Indicator cameras & mounts All Prime 9 shifters takeThe Park Tool CC 4 Chain Checker is a drop in style gauge that measures bicycle chain wear. The laser cut CC 4 accurately measures a long section of chain and strategically comes in contact with the chain in three places, quickly and easily taking the guesswork out of determining when chain replacement is necessary. The tool works on any 5 to 12 speed derailleur chain (including SRAM T Type, SRAM Flattop, and Shimano XTR 12 speed chains) and is