Please check carefully before purchasing. If you don't know your brake model, you can pair it as long as the shape and size are the same In case of medium and low temperature (. daily riding and light off-road), the braking is sensitive and fast, with strong braking force. The material is moderately soft and hard without damaging the disc. Compared with the universal semi metal, the sheet is more heat-resistant and has greater braking force. Product Name: resin pads Size: 39 x 36.5mm Colour: black Material: resin Package Contents: 2 x Bicycle 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.