Leviton 42777-1WA Surface Mount Backbox, Single Gang, White, Box Depth Is 1.89 Inches
For use with conduitDescriptionThomas & Betts 583611/2-30 Single Gang Utility BoxThomas & Betts 583611/2-30 Single Gang Utility Box Features:Three 1/2" each side conduit knockoutsOne 1/2" each end conduit knockoutsTwo 1/2" bottom conduit knockoutsFactory provided raised ground screw locationSteel13.0 cubic inch capacity1-7/8" deep with conduit knockouts.
Set contains 55 mm hex locknut socket 2-3/8 inch hex locknut socket 2-1/ 2 inch hex locknut socket 2-1/ 2 inch rounded hex locknut socket 2-3/4 inch rounded hex locknut socket 2-9/16 inch rounded hex locknut socket and 2-3/8 inch rounded hex locknut socket works.