Humminbird GM H5 Mount. This easy to install mounting bracket kit will hold your HELIX 5 Series unit steady all day long and its easy to remove the unit for safe keeping at day's end. Comes with a one year warranty. Features of Humminbird GM H5 Mount 740143-1: Gimball mount kit For Humminbird HELIX 5 Series units Holds the HELIX 5 Series unit steady all day long Easily remove the unit for safe keeping at day's end Easy to install 1 year warranty Package Contents: Humminbird GM H5 Mount 740143-1 The Humminbird GM H5 Mount 740143-1 is a quality addition to the Humminbird lineup. For more great deals on Fishfinder Accessories by Humminbird please browse our Humminbird Fishing Gear page. Humminbird GM H5 Mount 740143-1