Poly-Planar MB-21 8 Watt VHF Extension Speaker - White ADDGLUE3 and a C size RAM

and a C size RAM Diamond Ball base for flat surface drill-down mounting such as a rear bumper

for example by oil or diesel

Cushion soft handle

C-MAP Navigation Palette: Enhances the readability of C-MAP charts

Flange Depth

Poly-Planar MB-21 8 Watt VHF Extension Speaker - White ADDGLUE3 and a C size RAMMB 21 8 Watt VHF Extension Speaker White This compact marine communications speaker includes a stainless steel mounting bracket and stainless steel grill. These waterproof communication speakers can be mounted where you can hear your VHF radio. Features: Completely waterproof and corrosion proof Features stainless steel grills, sturdy plastic frames, polypropylene speaker cones and Teflon coated wires 10' Lead wire w mini plug and RCA adapter