Item # UNR001B
Unior Chain Wear Indicator $10.99
Save your cassette.
Keep an eye on how worn your chain is with the Unior Chain Wear Indicator. It's made with laser-cut steel, so you can confidently add this to your toolbox and know it will stand the test of time, allowing you to make sure a stretched chain doesn't get in the way of a good ride or force a titanium cassette into premature retirement.