Airmar 175WR-4 Transducer Housing Wrench

<B>175WR-4 Transducer Housing Wrench</B><br><br>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. <br>Use wrench 164WR-2 or 164WR-3 for the hull nut.<br><br><B>For use with:</B><br><UL><LI>B164<br><LI>B175<br><LI>SS164<br><LI>SS264</LI></UL><br><br><B>IMPORTANT:</B> 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 for the older designs then use the 164WR-4 instead, with an internal width of 2-7/16". <!--- cis2:mm5sl5hm --->