StarTech.com Server Rack Cabinet 12U 31in Deep Enclosure Network Cabinet Published by admin December 6, 2023 Deep Enclosure – 12U 1 x 10 ft Hook and Loop 1 x 1U Fixed Shelf 1 x Enclosure Cabinet 2 x Door Keys 2 x Side Panel Keys 48 x Cage Nuts 48 x Mounting Screws. Server Rack Cabinet – 31 in. Deep Enclosure – 12U.