These parts only can be compatible with bafang mid motor.For BBSHD.For Bafang Mid Motor Oil Seal.Colour: blackMaterial: mixed materialPackage Contents:2 x Oil SealOnly the above package content, other products are not included.Note: Light shooting 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.