MaxMate Custom Fit 1999-2018 Silverado/Sierra Regular Cab Stainless Steel 3" Side Step Rails Nerf Bars Running Boards(2pcs with Mounting Bracket Kit) IMPORTANT: Only fit Regular Cab with 2 front doors only.(Please check the Cab Size image above).; 100% brand new 2 bars for both driver & passenger sides. All mounting hardware and DIY instruction included.; Step bars are made of heavy duty stainless steel 3 inch round tubing rust free! UV resistant non-slip wide step pads.; Easy No-Drilling DIY installation in minutes.