Single Gang Adjust-a-box Electrical Box

Single Gang Adjust-A-Box, Allows Installer To Adjust Box To Any Thickness, 21 CUIN Capacity, Comes Preset At 1/2", To Install Clip Included Bracket Onto Any Stud, Turning The Screw Adjusts Box In Or Out To Make It Flush With Any Wall Covering, Patented Design, UL Listed.