BBB ChainChecker – Wear Indicator Gauge for Bicycle Chains

Description

BBB – CHAINCHECKER

Easy to use chain wear checker tool. 
When the 0.75 (75%) wear is reached the chain must be replaced soon.  When the 1.0 (100%) wear is reached the chain must be replaced instantly.
Integrated chain hook holds links during assembly.
Added valve tool and 5/6/8mm box wrench makes this a unique chain checker & multi-tool.

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