Humminbird XPTH-9-20-MSI-T Mega SI Plastic Thru Hull
Model: 710264-1MEGA SI, MEGA DI, Dual-Beam PLUS, 20/60/86/55 degrees, 200/83/455/800 kHz and 1.2 MHz, temperature built-in, plastic through the hull transducer. 30' cable. Transducer dimensions: 7.34" L x 3" W. Shaft diameter: 1.0"