Garmin AIRMAR B75M 0-Degree Tilt Transducer.

Details Fishing deep? Let this transducer help Garmin's AIRMAR B75M 8-pin bronze thru-hull transducer makes it easier to scan deeply - up to 900 feet. It works with both traditional and spread spectrum scanning when used with a compatible sonar like the Garmin GSD (tm) 26. The transducer has an operating frequency of 80-130 kHz, a beamwidth of 24/16 degrees, and a 0 to 7-degree deadrise. It's an excellent choice for both wood and fiberglass hulls.