and high quality. Practical in Systems: the disc brake wedge is designed for bicycle systems, helpful to keep disc brake pads separate while the wheel is removed, also securing and preventing , making your cycling trip smoother. Easy to install and durable in use. and Practical: these mountain bike brake pads are made of quality plastic material, sturdy and reliable, and portable, hard to break, wear or deform, convenient to use, bringing you a nice riding experience Broad Applicability: this disc brake spacer is compatible with , mountain bike, road bike and more, acting as an important role in setting the correct brake pad distance when installing calipers or removing bicycle wheels color:Red Material:plastic Package Contents: 30 x bike brake pads 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 +/- 1-3cm.