NASTA STAINLESS STEP BARS** Made of 3" x .065 thickness 304 Stainless Steel. ALL Stainless Steel Plate Brackets - Not painted carbon steel. ALL Stainless Steel Nuts, Bolts & Washers - Not galvanized. Polished to a mirror-like finish - Not chrome plated. Available for full size Trucks. No drilling required. Threaded Stainless Steel Insert - Not carbon steel. **Stainless and Black Powdered Coated Step Bars available for; Cadillac Trucks, Chevrolet Trucks, Dodge Trucks, Ford Trucks, GMC Trucks, Jeep Trucks, Mercedes Trucks and Toyota Trucks.** STAINLESS 304 304 STAINLESS IS THE MOST CORROSION RESISTANT STEEL USED IN THE PRODUCTION OF STEPBARS. STAINLESS INSERTS OTHER MANUFACTURERS USE CARBON STEEL INSERTS. WELDING CARBON STEEL TO STAINLESS STEEL IS A CORROSION BREEDING GROUND. WHEN DISSIMILAR METALS COME INTO CONTACT WITH WATER IT CAUSES CORROSION TO BOTH METALS. ADD SALT TO THIS EQUATION AND THE CORROSION PROCCESS ACCELERATES. THREADED INSERTS NASTA THREADS ITS STAINLESS INSERTS FOR ADDED STRENGTH. OTHER MANUFACTURERS DRILL A HOLE AND WELD A NUT TO THE BACK. STAINLESS PLATE BRACKETS AT NASTA, WE GIVE YOU STAINLESS PLATE BRACKETS. OTHER MANUFACTURERS USE PAINTED CARBON STEEL BACKETS, WHICH WILL CAUSE CORROSION EVEN TO A STAINLESS STEPBAR. STAINLESS NUTS & BOLTS AT NASTA WHEN WE SAY STAINLESS WE MEAN IT. OTHERS MANUFACTURERS USE ZINC OR GALVANIZED NUTS AND BOLTS. MORE MIXING OF METALS TO CREATE A BREEDING GROUND FOR CORROSION. RECESSED PIPE NASTA PUTS ITS PIPE IN A HYDRAULIC PRESS WHICH CREATES A DEEP CRADLE FOR THE STEP PAD. SOME MANUFACTURERS BARELY PRESS THE PIPE DOWN AT ALL. SLIP RESISTANT STEP PAD NASTA CREATED A STEP PAD THAT HAS EXCELLENT GRIP WHEN WET. EXCELLENT PACKAGING EACH BOX HAS THE PART NUMBER AND DESCRIPTION PRINTED CLEARLY ON THE BOX. NOT SMALL STICKERS. INSTALLATION SHEET CLEAR EASY TO READ INSTRUCTIONS ON QUALITY PAPER. WARRANTY NASTA INTERNATIONAL,INC. WARRANTS ALL ITS PRODUCTS FOUND TO BE DEFECTIVE IN WORKMANSHIP OR MATERIALS, AND UNDER NORMAL USE, TO THE ORIGINAL OWNER OF THE PRODUCT, FOR THE PERIOD THAT THE ORIGINAL PURCHASER RETAINS THE VEHICLE ONTO WHICH IT WAS INITIALLY INSTALLED. THIS LIMITED WARRANTY DOES NOT COVER INSTALLATION, REMOVAL, LABOR, FREIGHT OR OTHER INCIDENTAL DAMAGES.. SERVICE IT MAY BE THE LAST ON THIS LIST, BUT ITS WHAT WE AT NASTA THINK OF FIRST.