![Sensor echo sounder Garmin gt20 tm 77 \ 200 + 455 \ 800 kHz (4 pin) 010 01960 00 with mounting on the Tran and Troller|Fish Finders| - AliExpress Sensor echo sounder Garmin gt20 tm 77 \ 200 + 455 \ 800 kHz (4 pin) 010 01960 00 with mounting on the Tran and Troller|Fish Finders| - AliExpress](https://ae01.alicdn.com/kf/H6bf16b51630c463e836aaf9bc6b71921l/Sensor-echo-sounder-Garmin-gt20-tm-77-200-455-800-kHz-4-pin-010-01960-00.jpg_Q90.jpg_.webp)
Sensor echo sounder Garmin gt20 tm 77 \ 200 + 455 \ 800 kHz (4 pin) 010 01960 00 with mounting on the Tran and Troller|Fish Finders| - AliExpress
![Garmin Echomap Plus 42cv + GT20-TM - chartplotters - Network - Electronics - Cruising - Boat | Mareshop.eu Garmin Echomap Plus 42cv + GT20-TM - chartplotters - Network - Electronics - Cruising - Boat | Mareshop.eu](https://assets.mareshop.eu/media/catalog/product/cache/17/image/1800x/040ec09b1e35df139433887a97daa66f/g/a/garmin-echomap-plus-42cv-gt20-1.jpg)
Garmin Echomap Plus 42cv + GT20-TM - chartplotters - Network - Electronics - Cruising - Boat | Mareshop.eu
![Garmin GT20-TM – Transom Mount ClearVü 500 W (455/800 kHz) Traditional 500 W (77/200 kHz) Transducer with Temp (4-pin) | Discontinued | Products | Garmin | Hong Kong | Home Garmin GT20-TM – Transom Mount ClearVü 500 W (455/800 kHz) Traditional 500 W (77/200 kHz) Transducer with Temp (4-pin) | Discontinued | Products | Garmin | Hong Kong | Home](https://www.garmin.com.hk/m/hk/g/products/pd-01-lg_12.jpg)