Humminbird Dual Beam, 20/60 Degree, 200/83kHz Flush Mount

OVERVIEW Plastic flush mount thru the hull transducer.  DualBeam, 20/60 degree, 200/83kHz, Shaft diameter: 2", Bottom diameter: 3",  Depth: 3.3" thread length, 3.67, 3.67 full length, 0.22" (below hull). FEATURES No fairing block required. Cable Length:  20 Feet SPECS Mount Type Thru-Hull Sonar Type 2D Current Models HELIX 5, HELIX 7, HELIX 9, PiranhaMAX Discontinued Series 1100 Series, 300 Series, 500 Series, 600 Series, 700 Series, 800 Series, 900 Series UPC 0082324506611