Garmin GT56UHD-TH Thru-Hull Mount Transducer [010-02732-10] Brand_Johnson Pump the block uses M5 threaded

the block uses M5 threaded studs for the main input and M4 threaded studs for outputs

antenna and navigation light cables

Two brass female elbows

Light weight

Operating frequency of 200 and 50 kHz

Garmin GT56UHD-TH Thru-Hull Mount Transducer [010-02732-10] Brand_Johnson Pump the block uses M5 threadedGT56UHD TH Thru Hull Mount Transducer This all in one transducer offers ultimate versatility, featuring Ultra High Definition ClearV and SideV scanning sonars, high wide CHIRP traditional sonar, and more, so you can spend more time catching fish. Get brilliant image clarity of structure and fish below your boat at greater depths than other high frequency scanning sonars. It puts more power on targets via a downward facing element. See everything the