Previous buyer flaked out .... still for sale is my very heavy duty 689 motorized US Tower with Proppitch rotor, K7NV controller, 10 foot mast, Telrex 20M646 20 meter monoband yagi, 2 thrust bearings and tower remote control box. $ 12,500.00 pickup Bakersfield, CA. Thanks, Terry W6RU 661-399-8877