Lakemaster in Hummingbird

  • walinutz
    Cologne, MN
    Posts: 370
    December 8, 2011 at 7:54 pm #1295268

    Here is what I would like to do….. I have 2 humminbirds757c and 717c, 1 has nav chip, other is empty. I would like to buy the Lakemaster chip the empty one, but would like it to work in a Handheld as well. Am I SOL?

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