Using your fishfinder as a portable unit? Use this suction cup adapter to attach your transom mount transducer to the side of your boat.
Compatible Devices :echo™ 100, echo™ 101, echo™ 150, echo™ 151, echo™ 151dv, echo™ 200, echo™ 201, echo™ 201dv, echo™ 300c, echo™ 301c, echo™ 301dv, echo™ 500c, echo™ 501c, echo™ 550c, echo™ 551c, echo™ 551dv, echoMAP™ 50dv, echoMAP™ 50s, echoMAP™ 70dv, echoMAP™ 70s, GPSMAP® 1020xs, GPSMAP® 1040xs, GPSMAP® 421s, GPSMAP® 441s, GPSMAP® 521s, GPSMAP® 527xs, GPSMAP® 546s, GPSMAP® 547xs, GPSMAP® 720s, GPSMAP® 721xs, GPSMAP® 740s, GPSMAP® 741xs, GPSMAP® 820xs, GPSMAP® 840xs, GSD™ 22 Digital Remote Sounder, GSD™ 24 Digital Remote Sounder
