Body Material: Resin + Iron Color: Red Product Size: About 33 X 22.5 X 4mm/12.99 X 8.86 X 0.16" 2 Sets Net Weight: About 20g Suitable for BB8 NOVELA YINXING BOLIDS FOREVIR, etc. The original disc brake can be disassembled to compare the shapes of the discs.