MOUNTING BOX, 16MM, 1GANG; No. of Gangs:1; Internal Depth:16mm; Electrical Box Material:Steel; Electrical Box Mounting:Flush; For Use With:-; SVHC:No SVHC (16-Dec-2013); Approval Bodies:BS; External Depth:16mm; External Length / Height:72mm; External Width:72mm; Fixing Centres:60.3mm; Material:Zinc Plated Steel