Sigma EX 10-20mm DC HSM F4.5-5.6 Zoom Lens - For Canon EF-S EOS DSLR's -. Sigma Front Lens Cap. The lens coating is in excellent condition and reduces ghost and flare issues. Canon Rear Lens Cap. There is a 4cm section of the filter thread missing, this does not affect performance of the lens, and a filter, lens cap and hood can be attached.
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