Give them extra protection and provide additional structural support to your vehicles frame with Trail Armor Rocker Panel. Trail Armor Rocker Panels cover the rocker area under doors, protecting it from road debris and scratches. Comes as a 4-piece set. Each product comes with instructions and all necessary hardware.Bushwacker Trail Armor Rock Panel. 57.5 x 8 x 8 inches. Date First Available: July 7, 2016. And we will work with you to resolve it to your satisfaction.