Material: stainless steelSize: 12.5cm/4.92in.Color: As shown in the figureProduct features:1. Multi-functional design, convenient and practical: This bicycle chain measuring tool includes 6 functions, including chain hanging hook, screw measurement, valve core disassembly, French nozzle nut disassembly, and French nozzle extension rod disassembly. One tool for multiple uses, eliminating the need for other scattered tools in the toolbox, and convenient and practical.2. High-quality material: This bicycle chain measuring tool is made of stainless steel, which has excellent corrosion resistance, oxidation resistance, anti-rust and other properties. It is not easy to rust even after long-term use, and has excellent durability.3. Precise measurement, quick inspection: This chain measuring tool is equipped with a high-precision size ruler, which can accurately measure and quickly check the wear of the bicycle chain, saving you from tedious manual measurement.4. Wide range of applications, no geographical restrictions: This bicycle chain tool can be used for both mountain bikes and road bikes. No matter where you are, it can be more convenient to inspect and repair your bicycle.5. Diversified use scenarios, convenient and practical: This bicycle chain measuring tool can be used in bicycle shops, household use of cycling enthusiasts, and cycling competition venues. It is not only convenient and practical in daily maintenance, but also one of the necessary tools for competitions and events.Package includes:1 pc 6 in 1 Bicycle chain wear measuring ruler