Harken 57mm Stainless ESP Mast Collar Block Boat Tech Dinghy Light penetration (perfect water quality):

Light penetration (perfect water quality): 72 (21+M)

Bennett Marine invented the electric trim tab in 1960

and 1461 Series All-Round Pole Lights and 1614 Series Bi-Color Pole Lights

10' Power Cable

Built-in support for Garmin CHIRP sonar plus CHIRP ClearVü™ and CHIRP SideVü™ scanning sonars (transducers sold separately)

Harken 57mm Stainless ESP Mast Collar Block Boat Tech Dinghy Light penetration (perfect water quality):Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high static loads and are ideal for halyards or limited purchase systems on cruising boats.