Garmin Alpha 100 and Astro 220 320 430 Long Range 47" Orange Antenna set of 5 pc | eBay
Flexible Long Range Antenna GPS Dog Tracking - Garmin Astro 220/320 - Alpha 100 | eBay
Optic Hunting Gear - Uhf Tracker Holders Fit Garmin Alpha 200i, Garmin Alpha 100, Garmin Astro 430 and all Garmin and Dogtra Training Systems. Uhf/tracker holder with a pocket with a zip.
Garmin Alpha 100 / Astro 430 / PRO 550 PLUS Combo Charging Kit -- 2 collars
Quick Connect for Garmin Alpha 100 Set of 3 (QConnect1) Conkey's Outdoors
Calibrating your Alpha or Astro Compass is a Simple Process | Garmin Blog %