You can get a free KeyMission accessory pack ($149.95 value) when you preorder KeyMission 360 or 170 by October 22, 2016. For more details check the KM pages at B&H, Adorama and Amazon.
Here is an updated list of the available refurbished Nikon gear at Adorama (14 FX lenses available):
Refurbished Nikon gear is also sold at Amazon, B&H, Cameta Camera and BuyDig.