Kicker 6-1/2 Weatherproof Tower Speaker Enclosures Kicker speaker enclosures (speakers sold separately) are accept Kicker 6.5 speakers and are engineered for tower, frame rail, roll cage, etc. tubular mounting. The weatherproof design is perfect for marine and powersport applications. Features: Sold in pairs Hardware including rubber adapter inserts for use with the most popular tower round-tubing diameters: 2-1/4, 2-3/8, 2-1/2, 2-5/8 Compatible with 1-1/2 round tubing without rubber inserts 360-degree axis rotation in either direction Includes polyfill Matte black-textured KM enclosures with contrasting accent Products the logo is manually adjustable to 180 degrees Enclosures only Speakers sold separately Specifications: Accepts Kicker 6.5 Speakers: Kicker 45Km654 or 43Km654 coaxial speakers Tough ABS construction Weather-proof enclosures with slotted mounting holes for different bolt patterns Aiming: Nine-degree axis rotation in either direction for aiming maximum sound quality Fits Mounting Tube Sizes 2-1/4, 2-3/8, 2-1/2, 2-5/8 Connectors: Satin nickel plated brass binding posts (screw to tighten style) Includes mounting hardware and polyfill