NEW Park Tool CC-4 Chain Wear Indicator Type_Socks FULL PIN technology uses eleven

FULL PIN technology uses eleven lightweight

Shock absorbing qualities that drastically improve bike handling in the corners

BB Shell Width (mm): 73 mm

Unidirectional carbon fiber construction

ISO Width (mm): 28 mm

NEW Park Tool CC-4 Chain Wear Indicator Type_Socks FULL PIN technology uses elevenThe 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 and is designed to accurately