Garmin / Tri-Tronics Replacement Antennas
Antennas

  1. Garmin Astro Long Range Antenna

    Garmin Astro Long Range Antenna
    $69.95

    Extend your Astro 320 or Alpha 100 range with this compact long range antenna. ..

  2. Garmin Magnetic Mount Antenna for Astro and Alpha

    Garmin Magnetic Mount Antenna for Astro and Alpha
    $39.00

    This powerful remote antenna magnetically mounts to your vehicle and connects to the Astro 220, 320, and Alpha handheld devices so you can track your dogs with the unit while driving...

  3. Garmin VHF Antenna (2-pack)

    Garmin VHF Antenna (2-pack)
    $19.99

    Replacement antennas for Garmin Alpha, Astro, and PRO Trashbreaker...

  4. Garmin Astro Extended Range Folding Antenna

    Garmin Astro Extended Range Folding Antenna
    $35.00
    List: $39.00

    Greatly increase the range of your Garmin Alpa 320 without sacrificing portability...

  5. Garmin Astro Extended Range Flex Antenna

    Garmin Astro Extended Range Flex Antenna
    $26.99

    Extend the range of your Garmin Astro. Easy to attach...

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