Killark JALX-40 - Option of blank or hub covers - Cast mounting lugs - Large wiring area - Furnished with internal ground screw - Hub covers include set screws for locking to lighting fixture stems - Four drilled and tapped conduit openings in an “x” configuration (three, close-up plugs included to allow five variations from one body) Blank cover. Cast mounting lugs. Large wiring area. Furnished with internal ground screw. Four drilled and tapped conduit openings in an "X" configuration (three close-up plugs included to allow five variations from one body). Application: To provide access to conductors for pulling, splicing, and maintenance. May be used as a fixture hanger.