The Garmin Bronze Thruhull Transducer for GSD20, GSD21 and GSD22 with fairing block operates at 50/200KHZ and provides accurate Depth, Speed and Temperature readings. (Depth/Speed/Temp)
Bronze Thru-Hull Triducer with High Speed fairing block.
The Garmin Bronze Thru-Hull, style B744V, multisensor provides accurate depth, speed and temp readings and comes with a High Speed Fairing Block. The high speed fairing block provides a streamlined installation and allows for a vertical beam.
Compatible with Garmin GSD20, GSD21, GSD22,GPSMAP 178C/250/250C/GPSMAP 298C/100 Blue/160 Blue/240 Blue/ 188/188C/320C/498/398/198C/340C/250/250C/238/235/400c/440S/441S/430S/431S/540S/530S/541S/531S/545S/535S/546S/536S. Garmin PN 010-10183-02.
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