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Amazon.com : Sigma 17-70mm f/2.8-4 DC Macro OS HSM Lens for Pentax Digital SLR Cameras : Digital Slr Camera Lenses : Electronics
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Amazon.com : Sigma 17-70mm f/2.8-4 DC Macro OS HSM Contemporary Lens for Nikon F (884306) Bundle + Backpack + 64GB Card + Lens Case + Card Reader + 3 Piece Filter Kit + Cleaning Set + Flex Tripod + More : Electronics
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