Material :AL6061-T6 Finish :CNC-machined from the highest quality Accessories :all necessary hardware for an easy and quick installation Incudes: Front & Rear set or Rear Only or Front Only Color: blue/red/gold/silver/black/purple/colorful Opening :2.5" Thickness :0.4" Design :No welding or machining is required. In addition, each set features a laser-engraved logo and a limited-edition, serialized number to guarantee authenticity. Packing :Original Shipping Terms :By express and by ship both available Terms of payment :Banks transfer/Western Union/Paypal