Garmin GT21-TM Transom Mount Transducer, Traditional 600W, 50/200kHz, ClearV CHIRP 500W, 260 455kHz [010-01962-00] Brand_HoseCoil The opening in the ring

The opening in the ring allows for a cup with a handle to slide in and out easily

Box Dimensions: 1"H x 8"W x 11"L WT: 2 lbs

The near-flush RV-212 system works great on trailered boats too

UPC: 738435472382

Garmin GT21-TM Transom Mount Transducer, Traditional 600W, 50/200kHz, ClearV CHIRP 500W, 260 455kHz [010-01962-00] Brand_HoseCoil The opening in the ringGT21 TM Transom Mount Transducer, Traditional 600W, 50 200kHz, ClearV CHIRP 500W, 260 & 455kHz Perfect for coastal and offshore fishermen who want traditional sonar and CHIRP ClearV scanning sonar. This transom mount transducer consistently displays clear and crisp fish arches with superior target separation as well as clear definition of structure below the boat. The CHIRP ClearV element has a power rating of 500W and operating frequencies of 260 455