WARNING: This product can expose you to chemicals including lead or lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information regarding Prop 65, visit www.P65Warnings.ca.gov
Hubbell 4-inch Square Extension Ring provides additional cubic capacity. May be used as an outlet box for the surface conduit. Constructed from 1/16 in. pre-galvanized steel. Features Combination screw heads that allow for quick installation, and made of Drawn construction with Eight 1/2 in. knockouts and four 3/4 in. knockouts.