Aquatica Zoom Gear: Sigma 17-70mm f/2.8-4.5 DC Macro HSM & OS

Aquatica Zoom Gear: Sigma 17-70mm f/2.8-4.5 DC Macro HSM & OS For 2010 and Older housings/Cameras including Nikon D300s, D3s, D700, D90 & Canon 5D MkII, 7D T2i/550, 1Ds MkIII