Description Product Reviews 1U 19″ x 21″ Slide-Out High Load Capacity 4 Post Shelf Adjustable Rails Shelf platform is 19″ x 21″. Adjustable for 21″ to 26″ rail depth mounting. Cold Rolled Steel 16 AWG Black Powder Coat Finish Vented for better air circulation within the enclosure Mounting hardware included One rack unit Slides out up to 19″ 150lb load capacity ES0119-0121 0 Reviews Hide Reviews Product Reviews