Humminbird HELIX 7 GPS CHIRP SI G4 [411920-1] Marine Hardware | Rub Rail users can see that this

users can see that this light is built with quality parts

it has a very high resistance to heat and UV so you can have confidence that it won’t deteriorate over time

A (inch) 1-17/32"

Direct interface (see compatibility list in the FAQ tab)

UPC: 840248203487

Humminbird HELIX 7 GPS CHIRP SI G4 [411920-1] Marine Hardware | Rub Rail users can see that thisHELIX 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