Brand new BBB BTL-51 chain checker tool. The ChainChecker is an unavoidable piece of tool when servicing your bike. Perfect for easy checking of the wear condition of the chain.
When the indicator is at 0.75% it is soon time to replace your chain. When the indicator is at 1.0 the chain is worn and needs to be replaced.
- Brand new
- Easy to use
- Works with all current gear systems
- Material: Steel