Designed into the mount is a 1" diameter patented rubber ball and socket system with adjustment points at the base and cradle
enabling your boat to move up or down without affecting the anchor
5" Ball & 3/8"-16 Threaded Male Post for Cameras
Rebuilt with an intuitive
Humminbird IDMK-H89R Reinforced In-Dash Mounting Kit f/HELIX 8/9 G3N/G4N [740179-1] Electrical | Switches & Accessories Designed into the mount isIDMK H89R Reinforced In Dash Mounting Kit for HELIX 8 9 G3N G4N In Dash Mounting Kit allows quick and easy, in dash installation, with all necessary mounting hardware. Features: Compatible with: HELIX 9 MSI GPS G4N, HELIX 9 MSI GPS G3N, HELIX 9 MDI GPS G4N, HELIX 9 MDI GPS G3N, HELIX 9 CHIRP GPS G4N, HELIX 9 CHIRP GPS G3N, HELIX 8 MSI GPS G4N, HELIX 8 MSI GPS G3N, HELIX 8 MDI GPS G4N, HELIX 8 MDI GPS G3N, HELIX 8 CHIRP GPS G4N, HELIX 8 CHIRP GPS G3N