![Humminbird IDMK-H89R Reinforced In-Dash Mounting Kit f/HELIX 8/9 G3N/G4N [740179-1] Brand_Polyform U.S. UPC: 723193853917](https://cdn.shopify.com/s/files/1/0499/1942/6726/files/73688XL.jpg?v=1691875198)
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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
UPC: 723193853917
1 choice in marine mapping (based on 2020 reported sales) — with the best
Measures just 20 x 14 x 4
Output Voltage:5V DC ±5%
Humminbird IDMK-H89R Reinforced In-Dash Mounting Kit f/HELIX 8/9 G3N/G4N [740179-1] Brand_Polyform U.S. UPC: 723193853917IDMK 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
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