Hammerhead Armor's truck running boards have a Ø 1.75" x 0.120" wall tubing frame extending from wheel to wheel and are mounted securely to the cab or the body mounts depending on application. Our running boards have three platforms per side allowing access to each door, as well as access to the bed. Each running board platform has the ability to hold up to 300 pounds (a combined 900 pounds total weight).