: Abes of Maine has it for Nikon
for $579 shipped
for $589 shipped
w/ code LOYALTY15
.B&H Photo Video
has the Sigma 17-50mm F2.8 EX DC OS HSM Lens (Canon
) for $594
with free shipping. Features Sigma's Optical Stabilization System, Hyper-Sonic Motor, and is for smaller chip APS-c or 4/3 digital cameras only.