Smittybilt TN1160-S4B Sure Step Side Bars in Black Powder Coat All Sure Step Side Bars are pre treated before Powder Coating with E-Coat creating a rust barrier found on no other Side Bar All Sure Step Brackets use powder coated 3/8" - 1/4" steel no drill brackets (most cases) Each bracket has been examined to ensure a "No Bounce" fit and easy of installation All step pads are secured with five pins on a squashed step No exposed metal to rust or flimsy pad attachments