Polk Ultramarine 7.7" Speakers - Black [UMS77BR] Brand_Flojet Transom and trolling motor mounts

Transom and trolling motor mounts

carbon flange

Works great on heavy tarnish

Excellent price/performance ratio

All pumps are manufactured from only highest quality inhouse molded parts and robust motors

Polk Ultramarine 7.7" Speakers - Black [UMS77BR] Brand_Flojet Transom and trolling motor mountsUltramarine 7. 7" 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 200 watts. These powerful 7. 7" 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,