Airmar 117WR-4 Transducer Housing Wrench SCOUTB3 oval shape and ribbed sides

oval shape and ribbed sides resist rolling against hull

This sophisticated technique

Raymarine's RV-100 All-In-One Transom Mount Transducer lets you easily identify structures and locate fish with the life-like clarity of RealVision 3D sonar

Manufacturer part number: 32-8M0158499

Manufacturer part number: N2039-10AX

Airmar 117WR-4 Transducer Housing Wrench SCOUTB3 oval shape and ribbed sides117WR 4 Transducer Housing Wrench A single handed wrench that holds the main thru hull housing via the 'wrench flats' on the side of the housing to facilitate tightening of the hull nut. For 2" bronze and stainless steel housings (P617V, B617V, SS617V). Use wrench 117WR 2 or 117WR 3 for the hull nut. *Note that this wrench will not fit on the CA500 camera housing.