Mounting powerful 4 inch KICKER speakers for external listening in marine and powersport applications just got easier with KICKERs 4-pack of durable and weather proof KM Series Tower Speaker Empty Enclosures. With its bold cosmetics, the black textured KM enclosures with contrasting accent details complement KICKER's 4 inch coaxial marine speakers. The stainless steel speaker terminals provide quick and easy wire connections.This 4-pack is designed with a nine degree axis rotation in either direction, allowing the speaker cans to be aimed in the most desirable location to deliver maximum sound quality. Includes acoustic poly fill for clearest sound, all mounting hardware, and fits tubing sizes 7/8", 1", 1 1/8", 1 1/4" round or 1" square.

Speaker Fitting 4-inch speakers Tough ABS, weather proof empty enclosures with slotted mounting holes for different bolt patterns Nine degree axis rotation in either direction for aiming maximum sound quality Fits Mounting Tube Sizes 7/8", 1", 1 1/8", 1 1/4" round or 1" square Stainless steel push type connectors Mounting hardware and polyfill Billet aluminum mounting brackets Adapter inserts for varying mounting diameters Weight: 4 pounds Manufacturer warranty: 1-year warranty Quantity: 4