Gang Box, 3-Gang, Non-Gangable, Welded, Depth: 1-7/8", Metallic3 Gang, Non Gangable, Gang Box, Welded, Metallic. Depth: 1 7 8". Width: 8 3 4". Side Knockouts: (8) 1 2" & (6) 1 2" & 3 4" TKO (eccentric) . Bottom Knockouts: (5) 1 2" & (2) 3 4". Cubic Inches: 65. 0". Appleton and O Z Gedney metallic multigang switch boxes and covers are widely recognized for quality, selection and ease of installation. They may be used as a junction box or a device box for switches, receptacles, GFCIs, etc. Manufactured of durable