Constructed with Heavy Duty 4 Wide Oval Steel Tubing. Includes Large Anti Slip Step Pads.High Strength Mounting Brackets Rated to 500 lbs Per Side. Powdercoat Finish to Prevent Corrosion. 2X Powdercoated Mild Steel Nerf Step Bars. Hardware as Shown in the Picture Above. 15-20 Chevy Colorado Crew Cab. 15-20 GMC Canyon Crew Cab. Professional Installation is Highly Recommended. Installation Instruction is NOT Included. Thank You For The Opportunity To Serve You! The item "For 15-20 Colorado/Canyon Crew Cab Curved 4 Step Nerf Bar Running Board Black" is in sale since Thursday, July 16, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exterior\Nerf Bars & Running Boards". The seller is "performotor" and is located in City of Industry, CA. This item can be shipped worldwide.