Westin 34-0300 Billet Bumper Polished Aluminum Insert Cross bars are machined and formed from "Solid Stock" not cheap extruded "E" channel Each Billet bumper is hand tig welded in a CAD designed, CNC milled fixture "Polished" finish provides a perfect match with the brightest chrome finish Made from aircraft grade quality 6061-T6 aluminum All products tested for longevity, endurance and are backed by a 3 year warranty