Polk Ultramarine 8.8" Speakers - Black Docking Accessories These allow for maximum flexibility

These allow for maximum flexibility and prevention of corrosion

Pre-applied fuel-grade thread sealant prevents leaks and saves you time

Rubber inlay for increased grip

SystemPods are the smart solution for mounting your Radar or Chartplotter and Instruments together at the helm where you can easily operate and clearly see the fine details of the screen

Because of the wide spread use of inverters

Polk Ultramarine 8.8" Speakers - Black Docking Accessories These allow for maximum flexibilityUltramarine 8. 8" Speakers Black Polk's Ultramarine speakers are designed to produce maximum sound in marine applications. Featuring "Air Suspension" technology and high temperature voice coils, the Ultramarine family of speakers will crank up to 250 watts. These powerful 8. 8" marine speakers have rugged, removable sport grilles that stand up to sunlight and moisture. Also included is LED lighting built into the cone of the speaker. Underneath,