GARMIN Astro 320 and DC 50 Bundle - Garmin Product Store
Astro 320 with T5/T5 mini - Astro 320 Handheld Device
USED ASTRO 320 2 DC40 COLLARS – Garmin Best Buy
Garmin Astro 320 vs Garmin Astro 430
Amazon.com: RAM Mounts Handlebar U-Bolt Mount for Garmin Astro 320, GPSMAP 62 & 64 Series RAM-B-149Z-GA41U with Medium Arm for Motorcycle, ATV/UTV, Bike : Everything Else
Flexible 18 " Long Range Antenna Garmin Astro 320/420 - Alpha 100 GPS | eBay