Home Speakers & Audio B&H DealZone Deals: Sigma 17-50mm f/2.8 EX DC OS HSM Lens $279 Speakers & Audio B&H DealZone Deals: Sigma 17-50mm f/2.8 EX DC OS HSM Lens $279 By ARCOM - 27 December 2020 62 0 SHARE Facebook Twitter Go to the deal page: B&H DealZone Deals: Sigma 17-50mm f/2.8 EX DC OS HSM Lens $279