Great triducer performance in a single thru-hull package. The included fairing block ensures reliable performance at speed. Specs: Installation – Thru-Hull, Material – bronze, Power (RMS) – 600 W, Max. depth – L/120 m H/21 m, Frequency - 50 / 200 kHz, Beam width (L/H) – 45°/12°, Records - Depth / Speed / Temperature, Approved Hull Material - Fiberglass / Wood, Cable Length (Ft/M) – 10 m, Supported Deadrise / Transom Angles - 0-24° Deadrise.