Made of high quality material, and practical to use. 1 pair Disc Brake for Pads. For BR-M640, BR-M820, BR-M6120, BR-M7120, BR-M8020, BR-M8120, BR-M9120 etc. Material: Aluminum+ Ceramic. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.