Park Tool CC-4.2 Chain Checker Tool MFPN=DRY1C10S model MT 7 description 4

model MT 7 description 4 piston caliper mount 74mm color gray/yellow

5mm Cool Gray

SRAM XX Eagle T-Type AXS Rear Derailleur Cover Kit

(XDR) (+/- 2%)

Two versions available: 110V for US/Canada/Japan

Park Tool CC-4.2 Chain Checker Tool MFPN=DRY1C10S model MT 7 description 4A worn bicycle chain can cause poor shifting and expensive drivetrain damage. The Park Tool CC 4. 2 Chain Checker is a drop in gauge that measures chain wear accurately. It contacts the chain in three places eliminating guesswork. Compatible with 5 to 13 speed and single speed chains it indicates wear at 0. 5% 0. 75% and 1. 0% matching manufacturer replacement recommendations. Measures bicycle chain wear accurately preventing expensive drivetrain