Powerful, definitive and uncompromising as a mountain ridge, ARIES RidgeStep™ running boards are made from solid steel with zero plastic parts. Their angular design and stamped, non-skid treads are geared for hardworking trucks, providing reliable footing to get the job done. These commercial-duty running boards feature a tough, textured black powder coat finish that not only protects against rust but also has the unique ability to hide minor scratches and grime. The boards install using the ARIES VersaTrac™ mounting system for easy, no-drill installation and added customization options. High-Strength, All-Steel Construction With No Plastic Parts Angular Design For A Tough, No-Nonsense Look On Hardworking Trucks; Stamped Steel Treads For A Non-Skid Step That Will Never Wear Or Crack Flat Profile And 6-1/2 Inch Width Provide A Comfortable Step Textured Black Powder Coat Easily Hides Minor Scratches And Grime Dual-Layer E-Coat And Powder Coat Finish For Maximum Corrosion Resistance Welded Steel End Caps For A Durable Accent VersaTrac Mounting System For Easy Installation And Vehicle Customization Heavy-Duty, Powder-Coated Steel Mounting Brackets For A Solid Step No-Drill, Vehicle-Specific Application For A Custom Fit Limited Lifetime Structural Warranty; Limited 3 Year Finish Warranty And Limited 1 Year Parts Warranty