Killark LB77SA - Enhanced sealing capabilities neoprene sealing gaskets provide a NEMA 3 Seal. - Suitable for wet locations when used with gaskets. - High-quality sealing hardware 316 stainless steel cover screws and washers with neoprene gaskets. - Innovative spring clip design for installation ease and repeat usage. - For use with threaded rigid conduit steel or aluminum. - Flat-back design for greater wiring capacity and mounting stability. Form 7 conduit bodies offer a great approach in size for neat compact installation. This series is available in our Duraloy® iron and copper-free aluminum, with superior corrosive protected electro-statically applied paint. Application: To provide access to conductors for pulling, splicing, and maintenance. Threaded for rigid conduit and IMC.