Sigma 17-50mm f2.8 EX DC OS HSM - Lens,Sigma 17-50mm f2.8 EX DC OS HSM - Lens – Kamerastore,Sigma 17-50mm f/2.8 EX DC OS HSM (FLD) Autofocus APS-C Lens for Select Nikon F-Mount Cameras {77} - With Caps and Hood - LN-,Sigma 17-50mm F2.8 EX DC OS HSM Review,Sigma 17-50mm F2.8 EX DC OS HSM AF Zoom Lens for Nikon F Mount Working Tested | eBay