Distinguished by its 3" stainless steel wrap-around side cap, the Onki Nerf Board gives truck enthusiasts the traditional Nerf bar look with the added safety of a full 6 1/2" wide step covered with a high traction non-slip rubber surface. The Onki Nerf Board has all the other outstanding features of an Onki running board that you have come to expect: Heavy duty aluminum sub-frame Integrated body gap strip Easy installation Available in most applications Drilling is required on some applications