"Sunforce offers a complete tower kit to work with the 600 Watt wind generator Item# 121071 or 400 Watt marine grade wind turbine Item# 21172, sold separately. Designed to withstand forces on the wind generator and tower from high, heavy winds. Includes everything needed for installation see below. Fully assembled tower is 30 feet high. For best results, optimal topographical conditions and sight lines should be considered prior to purchase. Please note that wind turbine yaw shaft construction may vary and affect mounting procedure for any wind turbine other than Item# 121071. Weather Resistant Yes, Accessory Type Mount kit, Assembly Required Yes, Product Style Tower, Compatible With Sunforce 600 W wind generator and 400 W marine grade turbine Item#s 121071 & 21172, sold separately, Height in. 348. Includes 6ft. x 1 5/8in. flared pipes x4 6ft. x 1 5/8in. straight pipes x3 3ft. x 1 5/8in. flared pipe 3ft. x 1 5/8in. straight pipes x2"