Boss Audio MGR300B Marine Stereo w/AM/FM/BT/USB [MGR300B] Winterizing | Heaters/Dehumidifiers A lever allows water into

A lever allows water into the bowl to pre-wet it for a better flush

Whale's high performance lightweight model

even while fishing in wind

making grill removal simple

units clip onto hydraulic steering rams on either side of outboard to keep engine straight and prevent damage to motor supports

Boss Audio MGR300B Marine Stereo w/AM/FM/BT/USB [MGR300B] Winterizing | Heaters/Dehumidifiers A lever allows water intoMGR300B Marine Stereo with AM FM BT USB The MGR300B stereo packs a lot of features into a compact round, gauge style design that fits into a standard gauge opening. Crank up some AM FM radio, or plug a compatible device into the rear USB Aux input. The large backlit LED display lets you see what you're hearing with just a glance, while the IPX6 rated water resistant face panel and big, easy to use controls are made to resist sun, salt, and moisture.