1, High-quality plastic: The bicycle chain guard is made of high-quality plastic materials, which is characterized by high strength, wear resistance and is not easy to break. 2, and practical: This chain guard is made of high-quality plastic, which is light in weight and has a simple design. 3, Effective protection: This chain guard is designed to protect your bicycle chain from scratches and friction. And it provides good protection for the bicycle chain and prevents clothes from getting dirty. At the same time, it also places high demands on the sprocket. 4, Easy installation: The bicycle chain guard has screws and gaskets, which is easy to install, which is easy to install, and you only need to tighten the plastic screws, which brings you a comfortable experience. 5, Wide application: The bicycle chain guard is an excellent accessory for sprockets. As long as your bicycle crank is 42T, 44T, you can use this chain guard. And it is perfect for mountain bikes, road bikes, etc. Material: plastic Color: black Package Contents: 1 * Bicycle Crank Protector Cover Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.