Full length construction means Nerf-Steps install from wheel-to-wheel Main bar is built high and tight to hide the vehicles frame on all models, providing better visual aesthetics and added protection from road debris. Most N-Fab Nerf-Steps have a 445lb weight rating, which is the highest in the industry. Drop down steps with welded step pads will not crack or break. No awkward installation brackets to assemble and all Nerf-Steps are welded one piece units for faster, easier installation. Innovative and patented step and mounting system is the best on the market today. No drilling required on must models including Ford, Nissan, Toyota. Minor installation required on Dodge and Chevy/GMC. Long bed models have a optional step for easy bed access.