Humminbird AS-GRP GPS Antenna

GPS Receiver Precision GPS/WAAS receiver provides fast position fixes accurate within 2.5 meters. Provides more accurate position fixes than the industry standar GPS. The receiver's dimension are: 3.25" diameter, 1.5" high and comes with 20' cable and has a 1"-14 thread count stem mountable with an optional atenna stem (antenna stem not included). This GPS receiver WILL NOT work with Interlink