Ducati 899 1199 Panigale Billet Aluminum Race Mirror Block Offs Caps Covers Made of Heat Treated (Billet) Aluminum [6061-T6] Manufactured using 100% CNC Machining No Casting or Molding are involved in the Manufacturing Process Finished with Anodize Coating This listing comes with: (2) Mirror Block Offs (4) Stainless Steel Bolts