Garmin GT20-TM Transom Mount DownVu 500W (CHIRP 455/800kHz); Traditional 500W (77/200kHz) Transducer w/Temp - 8-Pin [010-01960-01] $99.99
Garmin GT20-TM Transom Mount DownVu 500W (CHIRP 455/800kHz) Traditional 500W (77/200 Hz) Transducer w/Temp - 4-Pin [010-01960-00] $99.99
Garmin GT23M-TH Stainless Steel, TH Mount Transducer, Mid-Band CHIRP/CHIRP DownVu - 260/455kHz, 500W, 8-Pin [010-12404-10] $579.99