BBB Cycling ChainChecker BTL-125 Chain Wear Indicator

With the chain wear checking tool ChainChecker BTL-125 it is quick and easy to know whether the chain has reached a wear of 0.75 or 1. When the 0.75 is reached the chain must be replaced soon, but when it is already 1 the chain must be replaced instantly.
The integrated chain hook holds links during assembly. Furthermore, the ChainChecker features integrated valve tool and 5/6/8mm hex wrench.