Park Tool CC-4.2 Chain Tools po-dc2sho0204-226 90% Duck down

90% Duck down

MIPS® technology

Glass: Tri-Ax / Basalt Alloy / Carbon X

Body: 50D 73 g/m² 100% recycled polyester plain weave

Park Tool CC-4.2 Chain Tools po-dc2sho0204-226 90% Duck downChain Checker is a drop in style gauge that measures bicycle chain wear. 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. Works on any 5 to 13 speed derailleur chain (including SRAM T Type, SRAM Flattop, Shimano XTR 12 speed, and Campagnolo Ekar 13 speed chains) or single speed chain, and is