Chain Checker (CC-4) Oakley 9 cm Length (Standard) 13

9 cm Length (Standard) 13

the Traveler is easy to use

and durability for playing outside in the snow all day

5 cm Diameter (Standard): 5

Unlike Mylar® or polyester

Chain Checker (CC-4) Oakley 9 cm Length (Standard) 13The CC 4 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 knowing when chain replacement is necessary. A worn chain will cause poor shifting as well as accelerate drivetrain wear. The tool works on any 5 to 12 speed derailleur chain (including SRAM AXS) and is