Bike Bicycle Chain Measurement Ruler Chain Wear Degree Gauge Replacement Tool

Bike Bicycle Chain Measurement Ruler Chain Wear Degree Gauge Replacement Tool Specification: Category: Cahin measuring tool Color: Black Weight: About 37g Function: Measurement of chain wearing degree Use: .75 scale insertion, recommending replacing the chain; 1.0 insertion, strong abrasion of chain, replacement is necessary.. Features: Portable and easy to carry. Useful tool for measuring the chain wearing degree, convenient for you to make a replacement. Package Includes: 1 x Chain Ruler