AMP Research 75104-01A PowerStep Elct Rng Bd - 99-01,04-07 F250/F350/F450-All Cbs, 00-01,04-05 Excrsn The Heavy Duty CXB roof

The Heavy Duty CXB roof rack system is designed specifically for use with roofs that feature rails

then lock tight to cradle it while traveling

This unique construction is sure to keep your cargo safe and secure in the most extreme elements

Combining durability and flexibility in a truck bed cover

weatherproof

AMP Research 75104-01A PowerStep Elct Rng Bd - 99-01,04-07 F250/F350/F450-All Cbs, 00-01,04-05 Excrsn The Heavy Duty CXB roofGetting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invested in POWERSTEP, the automatic, electric powered running board that instantly extends when you open your door, and then hides itself safely out of sight when the doors close for improved ground clearance, aerodynamics and appearance. Its handsome design, all weather performance and legendary reliability set the industry standard.