There are five different box sizes to fit almost any chart plotter or instrument.
The Seaview SP2S is a pod for sailboats and catamarans. The SP2S has water tight gasket which is used to prevent water from entering inside the pod, while a GORE-TEX ventilation vent lets hot air to escape without letting water in. It is designed by which the back of each box has a continuous radius that matches up with the stainless steel pod clamps for viewing angle during installation.