Humminbird GM H7 Gimbal Mount - HELIX 7 Series. This easy to install mounting bracket kit will hold your Helix 7 Series unit steady all day long and it's easy to remove for safe keeping at day's end. Comes with a one year limited warranty. Includes attachment screws and knobs. Features of Humminbird GM H7 Gimbal Mount - HELIX 7 Series 740146-1: Compatible with Helix 7 series - all models Includes attachment screws and knobs Remove the unit for safe keeping at day's end Easy to install One year limited warranty Package Contents: Humminbird GM H7 Gimbal Mount - HELIX 7 Series 740146-1 The Humminbird GM H7 Gimbal Mount - HELIX 7 Series 740146-1 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 H7 Gimbal Mount - HELIX 7 Series 740146-1