Amazon.com : Sigma 17-50mm f/2.8 EX DC OS HSM FLD Large Aperture Standard Zoom Lens for Nikon Digital DSLR Camera - International Version (No Warranty) : Electronics
Tamron AF 17-50mm f/2.8 SP XR Di II LD Aspherical [IF] (Nikon) - Review / Test Report
Tamron AF 17-50mm f/2.8 SP XR Di II LD Aspherical [IF] (Nikon) - Review / Test Report
Tamron SP AF 17-50mm F/2.8 XR Di II VC LD Aspherical (IF) Lens Zoom lens for Nikon digital SLR cameras with APS-C sensors at Crutchfield
Sigma 17-50mm F/2.8 EX DC HSM OS (FLD) EF Mount Lens For Canon APS-C Sensor DSLRS {77} - Used SLR & DSLR Lenses - Used Camera Lenses at KEH Camera at KEH Camera