Humminbird HELIX 7 GPS CHIRP SI G4 [411920-1] Marine Hardware | Rub Rail Width: 2-1/2"

Width: 2-1/2"

and pilothouse designs – typically with little or no modification to production tooling

Direct interface (see compatibility list in the FAQ tab)

3 NMEA 2000® drop cable (2 meters)

Humminbird HELIX 7 GPS CHIRP SI G4 [411920-1] Marine Hardware | Rub Rail Width: 2-1/2"HELIX 7 GPS CHIRP SI G4 The HELIX 7 SI GPS G4 fish finder features CHIRP Side Imaging, CHIRP Down Imaging, Dual Spectrum CHIRP Sonar, AutoChart Live, Internal GPS, and Humminbird Basemap built in. An upgraded high definition 7" display will give you the best view of the many pre loaded split screen view options so that you'll never miss a fish. Features: Keypad control: Master HELIX at the touch of a button. Access the pre loaded views from the user