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"MarCum" > Boating > Marine Electronics >

Fishfinders, marine GPS, marine stereos, marine radios, marine electronic accessories with top brand names including Garmin, Furuno, Humminbird and Lowrance can be found at Gander Mountain. Our marine electronics provide high-performance features at highly competitive prices. Shop now for all your boating and marine electronics.

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MarCum RT-9 Sonar Module Open Water Transducer

New! MarCum RT-9 Sonar Module Open Water Transducer

Key Features
  • Turns your RT-9 GPS Tablet into a powerful sonar

  • Dual Beam 8/20 transducer and sonar module

  • Displays open water location, depth, temperature

  • Compatible with transom and trolling motors

  • Includes 20 transducer cable

$379.99

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