1pcs Bicycle Chain Wear Indicator Checker Mountain Road Bike MTB Chains Gauge Measurement Ruler Cycling Replacement Repair Tool
- Brand New High quality.
- A worn chain shifts poorly and wears sprockets at an accelerated rate. 0.75% and 1%, the points at which chain experts suggest replacement.
- Easy to Use
- Made of stainless steel material
- Compatible with all chains
- Size: approx. 14cm x 4.8cm/ 5.51 x 1.89(LxW)
- 1pc x bicycle chain checker