Material: Stainless steel Size: 13*5cm/5.12*1.97in. Color: As shown in the figure Product features: 1. Three-in-one design: This bicycle chain measurement tool integrates three functions of wear measurement, screw measurement, and chain hook, making it more convenient for you to perform bicycle maintenance. 2. Stainless steel material: We use stainless steel material to make this bicycle chain measurement tool, which has the characteristics of rust prevention, durability, and not easily damaged, ensuring a product lifespan of several years. 3. High accuracy: Equipped with a precision ruler, accurately measure the chain wear degree, helping you to timely discover and handle bicycle problems, to ensure a safer riding experience. 4. Wide applicability: Not only suitable for mountain bikes but also can be used for road bike chain measurement, making your bike hobby more comprehensive. 5. Lightweight and portable: We adopt a lightweight design, this bicycle chain measurement tool is lightweight and portable, easy to carry with you and check your bike anytime, anywhere, making it more worry-free and effortless. Package includes: 1 pc 3 in 1 Bicycle chain measurer