Editor's Notes & Price Research
For a full review of the Sigma 17-50mm f/2.8 EX DC OS HSM FLD Standard Zoom Lens, head over to Trusted Reviews ~RevOne
This is an APS-C DSLR lens. No tax for most but also no 10% Chase Freedom cashback.
Alternatively, Amazon has the same lens for Nikon, Canon, Sony, Sigma and Pentax mounts for $399:
Lowest ever per ccc. Get 10% cashback with Chase Freedom.
Note: some mounts are backordered at $399, have to select Amazon as seller to get this price
Sony A-mount and Pentax versions are non-OS since Sony and Pentax have in-body image stabilization.