The PRIME Steel Line of racks are in a class of their own, designed for the serious training facility in mind. Available in an extremely robust 4x4” option, these racks have a sturdy tubular steel design, lock-in weight bench centering device, upper permanent & lower retractable band rods as well as a dedicated spotter entry & platform area, ample weight plate & bumper plate storage, vertical barbell holders & built-in hooks for accessory storage, multi-grip pull up station & reinforced spotter bars. Popper Pin safety feature on J-Hooks-ensures J-Hooks remain locked in place during use.