PARK TOOL CHAIN WEAR INDICATOR CC-3.2C shoe new - Rock-solid design is stable

- Rock-solid design is stable for any size or style of rider and the most punishing of training sessions

They are also the lightest at 50g

no dismantling and re-assembling

Restores factory shine and colour

• Step 2: Hose loose dirt and mud from bike

PARK TOOL CHAIN WEAR INDICATOR CC-3.2C shoe new - Rock-solid design is stableCHAIN CHECKER A worn chain shifts poorly and wears sprockets at an accelerated rate. The CC 3. 2 is a go no go gauge designed to accurately indicate when a chain reaches . 5% and . 75%, the points at which most chain manufacturers suggest replacement. For 9 and 10 speed chains, replace chain just as the gauge fits the 0. 75% side fits flat into the chain. For 11 and 12 speed chain, replace as the 0. 5% side fits. The CC 3. 2 is long, accurate and