740146-1 Gimbal Mount Kit for Humminbird Helix-7 Series FishFinder Replace GM H7
For Humminbird 740146-1 GM H7 Gimbal Mount with Knob Hardware Fit HELIX 7 Series. Designed specifically for Humminbird all Helix 7 models, except Helix 7 G4N models. Provides a stable and secure hold for your fish finder.