Windex 10. Sport Sapphire suspension bearing, 10" vane (25 cm) and adjustable tacking arms with tabs. Vane and tabs feature reflectors for high visibility day and night. Includes glass reinforced polycarbonate J-Base for side, top or front of mast mounting on most dinghies, smaller boats and sport boats. Stands just 9.25" (23.5 cm) tall and weighs 1.2 ounces (31 g). 10" Windex vane For Small Boats and Dinghies Mounting on the side, top or front of the mast. Most popular wind indicator in the world.
Davis Instruments Windex 10