TANPA ADAPTER BRAKE DEPAN.Interchangeable Front or Rear Brake Application51mm I.S. Mount Adapter: AQ 1.0Piston: Single Piece Aluminum BodyPad Composition: Organic CompoundDirectional DiscHigh Heat Dispersion and Tolerance160mm Drilled and Slotted RotorAdvertised weight ~ 200g per caliperBlack with polished silver capIncludes hardware and 1.pc 160mm adapter