Polk Audio + Series 5"x7" Coaxial Speakers with Marine Certification, Black

High performance audio upgrade that delivers signature quality sound that goes beyond factory systems Marine certified with rating (water- and dirt-resistant) and tested for salt-fog, and humidity Polypropylene and tolerant cone with waterproof inner and outer surrounds Simple drop-in installation for any vehicle including cars, boats, ATVs-you name it Cut out Diameter4.92" x 7.15" WBottom Mount - 2.76"Top Mount - 2.24"