Product Description
Orbit Industries' 4" Square Extension Rings are used in the
installation of lighting fixtures, switches, and receptacles. They are
constructed from 16 gauge galvanized steel. The 1-1/2" deep, welded boxes
have multiple 1/2" and 3/4" knockouts. Selected models include a bracket,
such as the FB bracket for offset mounts on the sides of studs, the B bracket
for face mounts, or the AB brackets for side and face mounts. Non-bracketed
boxes have a raised ground emboss.
ORBIT 4SB-50-75-EXT