BenefitsDesigned to provide a level horizon for your radar when your boat is bows up and on the plane, maximizing the performance of your antenna.Simple to install and supplied with our excellent pre-fitted watertight base seal, our base wedges can be stacked on top of one another to compensate for greater trim angles.Part numbersPT3010 - Made from marine grade polymer. Fits below all Composite and Aluminium PowerTower bases