Wake Forest University is selling one used NRG XHD 60m Talltower. It is a highly versatile meteorological tower designed specifically for applications such as Wind Resource Assessment, Solar Monitoring, and Solar Resource Management, to name a few.
6x RNRG #40c aneometers (Picture 2)
2x RNRG 200P vanes (Picture 3)
1x RNRG 110S temperature sensor (Picture 4)
The featured pictures are from the NRG website. The actual tower will differ slightly in appearance from the pictures listed.