American Trail Products Rear Bumpers are designed for those hardcore four-wheelers who value strength, function, and Style. These bumpers are literally to go to war with the rocks. These bumpers provide best ground clearance, tire clearance and approach angle possible. It’s just a tad wider than the Jeep's frame rails, Angled to improve Strength and its ability to slide over and off rocks. The ATP bumper is CNC laser-cut from high strength 3/16" plate steel, then precision brake-formed for an exact fit. The Skinny bumper also features an integrated winch mount. All American Trail Products Bumpers are fabricated from 100% cold, hard steel. Some manufacturers bumpers from aluminum to save weight, but at 40 pounds, the ATP Bumper is among the lightest bumpers on the market with NO sacrifice to strength or durability.