Garmin - Bare Wire Transducer to 12-Pin Sounder Wire Block Adapter UDJ1_J2HNK69

GARMIN Transducer Sounder Block Adapter for echoMAP Garmins adapter allows you to connect the wires on legacy 6-pin transducers with newer sonar that requires an 8-pin connection as well as a 6 to 12-Pin. For 50s & 70s, GPSMAP 4xx, 5xx & 7xx, GSD & 24.