Garmin Second Station Mounting Kit f/echoMAP 70dv/70s, GPSMAP 741/741xs [010-11969-00]SPC-60985
Second Station Mounting Kit f/echoMAP™ 70dv/70s, GPSMAP® 741/741xs
Mount any additional echoMAP™ or GPSMAP® on your boat with this second mounting station. Also includes a wiring harness to power your compatible device and connect to an optional NMEA 0183 network.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
We Also Recommend
Garmin Transom Mount Bracket [010-13070-00]
Faria Newport SS 2" Water Temperature Gauge - 100 to 250 F 
Faria Temperature Sender - 1/4" NPT Thread