Sigma EF-610 DG ST Flash for Nikon DSLR (NEW)
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http://www.ebay.com/itm/261143240073?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1586.l2649
This item has been sold!
Q: Sigma DG 70-300mm 1:4-5.6 Upgrade wanted
A: Do you know?