Park Tool CC-4 Chain Wear Indicator Shoe Type_Triathlon is an efficient means of

is an efficient means of making the rider faster

Let's break these tights down

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Park Tool CC-4 Chain Wear Indicator Shoe Type_Triathlon is an efficient means ofThe 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