6pcs 86mmx86mmx40mm PVC Single Gang Mount Back Box for Wall Socket Product Name: Mount Back Box for Wall Socket; Country of Manufacture: CHINA Material: PVC; Net Weight: 325g Package Content: 6 x Mount Back Box for Wall Socket; Main Color: White Mounted Type: Surface Type; Mounted Hole Diameter: 5mm/0.2" Mounted Hole Center Distance: 60mm/2.4"; Size: 86 x 86 x 40mm/3.4" x 3.4" x 1.8"(L*W*H)