Park Tool Chain Checker (CC-4) colour-dark-grey while polyester content pulls moisture

while polyester content pulls moisture away from your skin

SpecificationsModel No: MF-TZ500-7

manufacturers recommend chain replacement before rear cog replacement

10 pack of tubless tyre repairs plugs for use with Blackburn Plugger Tubeless Tyre Repair Kit

Park Tool Chain Checker (CC-4) colour-dark-grey while polyester content pulls moistureAbout Park Tool Chain Checker (CC 4)The 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