With this Hinge Adapter you can install Seaview radar mounts up to 24" tall without giving up any clearance height when storing your boat.The PM-H7 Hinge Adapter is the ideal solution for someone who needs extra height clearance when storing their boat. This adapter gives you the freedom to set your Seaview modular mount hinge forward or backwards. It fits 5"-24" tall Seaview radar mounts with a 7"x7" base. The Hinge knobs are captive to prevent loosing your equipment overboard and to provide you with tool-free installation of your radar. What's in the BoxHinge AdapterMounting HardwareDocumentationDimensional Drawing