Selling Leica Summicron-SL 50mm f2 APO ASPH (purchased from Causeway Bay Leica shop with invoice) in full set and like new condition. I also accept to exchange for Leica Summicron-M 50mm APO or Leica Summilux-M 50mm ASPH Version 2 with close distance focusing function (black or silver color are ok) and I will compensation for the price difference. Please DM me if you interest in it.