Westin Pro Traxx 4 Oval Tube Nerf Bars features a bold series unique saddle mounted step pad and deep paved waterways that help keep step area dry. Pro Traxx 4 Oval Tube Nerf Bars feature fully coated seamless domed ends with 30 degree OE style bends. Applications are no-drill installation and are available in polished stainless steel with lifetime warranty and black powder coat e-coated mild steel with 3 year warranty. Mount kit included. Fits 2019-2020 Silverado/Sierra 1500 Crew Cab | 2020 Silverado/Sierra 2500/3500 Crew Cab 5” oval tube 30° factory style bends at each end of the tube Fully welded domed ends.Deep drainage grooves in step pads Fit Type: Vehicle Specific MODEL NO - 21-24135