UNILETS GRUE Universal Outlet Box, Number Of Outlet: 5, Material: Copperfree (4/10 Of 1 PCT Maximum) Aluminum, Size: 1/2 IN, Cable Entry: (5) 1/2 IN Hub, Cubic Capacity: 13.5 CU-IN, Knockouts: No, Cover Opening: 3.38 IN, Height: 4-1/4 IN