This product is either discontinued or we cannot get that from suppliers.
Garmin 010-11938-21 Airmar B175L 12° Tilt, Frequency: CHIRP (40-60 kHz), Power: 1 kW, Beamwidth: 16°-25°, Maximum depth: 2,000 ft, Depth/Speed/Temperature: Depth and Temperature, Number of pins: 8-pin, Cable length: 39 ft., Supported deadrise/Transom angles: 8°-15° degree deadrise.
Step up to 1 kW without a fairing with this flush-mounted bronze housing that protrudes less than 1/4" outside the hull and can sit on the trailer rollers/bunks without damage.