Amazon.com : Sigma 150-600mm 5-6.3 Contemporary DG OS HSM Lens for Nikon DSLR Cameras + Sigma USB Dock with Altura Photo Complete Accessory and Travel Bundle : Electronics
Sigma 150-600mm f/5-6.3 DG OS HSM Sports lens for Nikon now shipping - Nikon Rumors
Sigma 150-600mm f/5-6.3 DG OS HSM SPORT AF Nikon Lens - Lenses and Cameras