Factory Replacement Antenna for Garmin TT15 & TT10 | Double U
Long Range Replacement Antenna Glow Tuff DC30 & DC40
Amazon.com : Outdoor Dog Supply Reflective Glow Tuff Long Range Collar Antennas for The Garmin Dc30 & Dc40 Tracking Collars (Reflective Green) : Pet Supplies
Garmin® 010-10856-01 - Replacement VHF antenna for DC 30 - RECREATIONiD.com
Tuff Skin Long Range Collar Antenna for Garmin DC40/DC30
GARMIN DC30 GPS antenna GPS Dog Collar Tracking antenna for Astro 220 /320 | eBay