24 Space (42quot;) Enclosed Rack with Adjustable Rails, 32quot; Deep Enclosed Rack - adj. rails (LER-series): 19" EIA rack features adjustable mounting rails, fixed sides and rear door. Sides and door are vented top and bottom. Optional front door can be ordered separately. All-welded construction with 100 certified U.S. steel. UL Listed for loads up to 3150 lbs. (1429 kg). Beveled edges on four corners, black wrinkle powder epoxy finish.