A&E SPECIFICATIONS: The wall-mount rack for vertical or horizontal installation shall be Lowell Model No. VR-4, which shall hold up to 4 rack units of 19" E.I.A. equipment. Overall measurements shall be 19.17"W x 6.00"H x 7.44"D. Construction shall be formed 16-gauge steel with a smooth black powder epoxy finish. The rack shall feature mounting holes on 8" and 16" centers and rear obrounds for cable management.