Airmar 175WR-4 Transducer Housing Wrench [175WR-4] Brand_Full Throttle It requires a 1-3/8-inch installation

It requires a 1-3/8-inch installation hole and can be used with a maximum hull thickness of 1 inch

NMEA 2000 Drop Cable - 10M

Vinyl Rod Savers are more durable and weather-resistant

and come in packages of 5 pullers

Gallons Per Hour: 552 GPH

Airmar 175WR-4 Transducer Housing Wrench [175WR-4] Brand_Full Throttle It requires a 1-3/8-inch installation175WR 4 Transducer Housing Wrench A single handed wrench that holds the main thru hull housing via the 'wrench flats' on the top of the housing to facilitate tightening of the hull nut. Use wrench 164WR 2 or 164WR 3 for the hull nut. For use with: B164 B175 SS164 SS264 IMPORTANT: the design of the housing for these transducers changed slightly in June 2012. This wrench is for the newer design and has an internal width of 2 3 4". If you need a wrench