Provides visual indication of wind direction and velocity at a location on an airfield. L-806 wind cones are used on smaller airfields, heliports and as supplemental wind indicators near runway touchdown areas on large airfields. ÂÌ´å´ Incandescent L-810 obstruction light included on halogen lighted models ÂÌ´å´ Size 1 (18ÂÌ´ÌÒ diameter x 8ÂÌ´Ì¥ long) wind sock ÂÌ´å´ 1.9 inch diameter steel pole, with frangible coupling at base ÂÌ´å´ One piece welded aluminum basket with pre-installed bearings ÂÌ´å´ Raincaps protect the bearings from weather ÂÌ´å´ May be mounted directly to an L-867 light base, 2 inch NPT baseplate (sold separately) ÂÌ´å´ The nylon sock is treated for rot, mildew, and water repellency ÂÌ´å´ Powder coat painted international orange Compliance with Standards: FAA:L-806 AC 150/5345-27 (Current Edition) ETL Certified