GNX™ Wireless Sail Pack 52 GNX™ Wind, GNX™ 20, gWind™ Wireless and DST810 transducersThe Information You Need to Make Confident DecisionsIncludes Garmin GNX™ Wind and GNX 20 marine instruments, gWind™ Wireless 2 transducer and Airmar DST810 thru-hull...