SeaLux Marine 316 Stainless Steel Apparent Sailboat Masthead Wind Indicator 14" SeaLux Marine 316 SS Sailboat Masthead Wind direction Indicator 14-1/2" The vane is an original approach to the dilemma of Lightness VS. Resistance. With all supporting as the body and rod made out of tough 316 Stainless Steel. Include super sensitive all stainless Steel bearings, under side night reflectors and mounting brackets. The wind vane also withstands UV radiation and will not become porous or brittle. Vane Length is 14" Reflector tape on the vane and reference tacking tabs makes SeaLux Stainless Steel Masthead Wind Indicator easy to see day and night.