Tuxtreme running boards designed to look and feel different. Tuxtreme's flat profile design is clean and modern - giving your truck a truly distinct look. The Tuxtreme's heavy duty brackets can support up to 500 lbs without bending.Sturdy, comfortable, and durable. Its ridged rubber top provides a solid, non slip and continuous footing along the entire length of the bar. Which means these running boards will give you unparalleled access to your truck's windshield, roof top and truck bed.easy to install. Installation instructions, brackets, and all the required hardware are included in your package. Don't hold back from installing these yourself. Cleaning them is even easier, just give them a good wash with the garden hose and they will look good as new. This sure beats having to spray or oil down steel running boards that require delicate non abrasive cleaners. The proof is in the pudding, read our reviews to see for yourself.