Manufactured from solid fiberglass resulting in an incredibly strong, 100% waterproof enclosure!
Specifically designed for the Polk MOMO MMC690 and Polk DB690 3-way marine certified loudspeakers
One pair can outperform
two pair of 6.5" speaker enclosures!
Available in our standard UV protected, high-gloss white, black and silver metallic gelcoat finishes
Custom color gelcoating now available! Order the same color gelcoat that is on your boat at www.spectrumcolor.com and ship direct to us, and we will take care of the rest!
Aerodynamic design offers
sleek look and eliminates standing wave
distortion.
Comes standard with sound deadener and poly fill to eliminate any unwanted internal resonances