RACO 191, 4″ x 1.5″ x 4″, 1/2″ and 3/4″ KO, Electrical Square Outlet Box, 1 pc

RACO 2006, 1-1/2″, Steel, Concrete Tight, EMT Set Screw Connector, 1pc. RACO 204, 4″ x 1-1/2″ x 4″, 12-Knockout, Steel, Outlet Box Extension Ring, 1pc. RACO 2052, 1/2 Rgd/EMT, Pre-Glvnzed, STL, Rgd/EMT Con Hngr w/Bolt and Nut, 1pc.