Balmar Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley w/Isolated Ground [621-120-DV] Ram Mount Store | Marine Electronics Mounts The included high-performance fairing improves

The included high-performance fairing improves broadband performance at speeds over 30 knots (34 MPH)

Explore poorly-charted or unfamiliar waters confidently with a clear image of the bottom ahead of your boat

Adjustable operating frequency and selectable output power

Remote panel

Balmar Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley w/Isolated Ground [621-120-DV] Ram Mount Store | Marine Electronics Mounts The included high-performance fairing improvesAlternator 120 AMP 12V 1 2" Single Foot Spindle Mount Dual Vee Pulley with Isolated Ground Alternator, 621 Series, 120A, 12V, Spindle Mount (Single Foot), 1 2in, Dual Deep Vee Pulley, Isolated Ground 1" Motorola Style Mounting; Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2" Delco Style Mounting; Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM based Engines