Sigma 17-70mm f2.8-4 DC Macro OS HSM for $350 (C/N/A/P/S)

The Sigma 17-70mm f2.8-4 DC Macro OS HSM lens is offered for $350 with free shipping at B&H Photo with coupon code BHOPTIC15 entered over there (limited time coupon). They also come with 4% promotional rewards. It is available in Canon, Nikon, Alpha, Pentax and Sigma SLR mounts.