Westin HDX Drop Wheel to Wheel Side Steps Textured Black Model 56-534785Westin Westin HDX Drop Wheel to Wheel Nerf Step Bars Textured Black Model 56 534785 Westins HDX Drop Nerf Step Bars provide the rugged look and function that truck owners need and want. They feature a solid 1 piece steel construction and heavy duty punch plates creating high traction step areas. The HDX Drop Nerf Step Bars also feature Westins notched bar design which provides more than 2in. of additional toe heel placement versus competitive brands.