Raco Conduit Fittings: Raco Electrical Supplies Rigid/IMC 2 in. Clamp Back (10-Pack) 1348
Raco Clamp backs are for use with straps to permit space between the EMT/Rigid/IMC conduit and mounting surface. This should prevent buildup of snow, ice or rain between the conduit and the mounting surface minimizing weather rot. The curved design ensures a tight fit to conduit.