Seahawk Barnacle Blocker Grinding Wheel Another compact bilge pump for

Another compact bilge pump for those smaller vessels

Powerful lithium metal batteries provide 24+ hours of operational life

Frequency Response (+/- 3 dB): 45 Hz - 25 Hz

�They've added a shark-tooth texture to the material

Kahlenberg Zero Series Triple Air Horn

Seahawk Barnacle Blocker Grinding Wheel Another compact bilge pump forBarnacle Blocker is a zinc free aerosol spray formulated for use on underwater metals including steel, cast iron, copper, bronze, galvanized steel, lead, and aluminum. Barnacle Blocker is a self cleaning anti corrosive primer that provides an excellent barrier on underwater metal surfaces, reducing galvanic corrosion.