Belkin International Inc
42 Unit Enterprise four-post rack securely holds heavier rack-mountable computer and data-storage equipment such as servers. Offers a 2,200 lb. weight capacity. RMU markings on all rails for easy equipment installation. One-person assembly. Open architecture for easy access to cables and installed equipment. 42 Unit Enterprise four-post rack includes four 3/4" holes in base for mounting. Mounts to concrete floor. Rack size: 19".