Added the largest bed rails around with Putco Nylon Boss locker truck bed rails. These rails are 2.5 inches around and are 43 larger than most other rails. Constructed out of our NeverRust T - 304 stainless steel with black Nylon ends. The rails are polished to look just like your OE chrome and every tie - down point can handle 500lbs.Installing these high - quality bed rails is simple with no drilling and the kit includes all hardware necessary. We also back all of our American - made stainless steel bed rails with a limited lifetime warranty. So if you want the biggest and baddest bed rails on your truck, then look no further than the Putco Nylon Boss Locker truck bed rails.