Approx 1 meter in length with a strong spring base ,mounting bracket included ,and a quick connect kit for your Garmin handset ,

These Antennas are the best we have ever tested and used range is huge.

*disclamer *Range and distances may vary depending on terrian and what hanset and collars you are running . THEY SUIT ALL GARMIN Dog trackers .

NOTE THESES INCLUDE FREE NORMAL POST  (no express due to the size)