Uprights on the tapped hole model are made of lightweight extruded aluminum (6063-T6 alloy) and include RU markings on both front and back of uprightsUprights on the square hole model are made from 12 ga steel
nVent HOFFMAN E4DRS19FM45U DOFR4 4-Post 45-Rack Unit Open Frame Cabinet Rack, 83.88 in H x 20-1/4 in W, 2500 lb Load