This product is either discontinued or we cannot get that from suppliers.
Garmin 010-10217-22 Airmar B619 (20 Degree Tilt), Frequency: 77/200 kHz, Power: 500 W, Beamwidth: 45°/15°, Maximum depth: 900 ft., Depth/Speed/Temperature: Depth and Temperature, Number of pins: 8-pin, Cable length: 30 ft., Supported deadrise/Transom angles: 16°-24° degree deadrise.
This bronze thru-hull mount transducer performs well at high speeds and is an excellent choice for fiberglass and wood hulls.