Lowell Manufacturing

RECESSED PROTECTIVE BACKBOX FOR 8" SPEAKERS - CONICALLY SHAPED BACKBOX - ENGINEERED TO ACCOMMODATE AN 8" SPEAKER IN EITHER NEW OR EXISTING CONSTRUCTION - MOUNTS A WIDE SELECTION OF GRILLES AND MOUNTING ACCESSORIES - MOLDED HIGH DENSITY TNITE POLYPROPYLENE PLASTIC - PROVIDES LIGHTWEIGHT, ECONOMICAL AND RUST RESISTANT PERFORMANCE - THE NATURAL ACOUSTIC PROPERTIES OF PLASTIC COMBINE WITH ENGINEERED RIBS ON THE INTERIOR OF THE BACKBOX TO PROVIDE EFFECTIVE RESONANCE AND VIBRATION CONTROL - IT IS FURNISHED WITH FACTORY INSTALLED 8-32 SCREW RETAINING CLIPS FOR GRILLE MOUNTING AND INCLUDES FOUR PRE-MOLDED THIN- WALL KNOCKOUTS WHICH MAY BE EASILY DRILLED TO PERMIT CONDUIT ENTRY - COLOR: BLACK