Macro extension tubes (M39)

Industar-50 50mm/3,5 is a standard manual focus lens for SLR cameras with mount M39. Made by KMZ, in USSR. Comes with lens cap, box. Nice condition, works fine..

Industar-90 75mm/4 is a lens for enlarger with mount M39. Made by LZOS, in USSR. Nice condition, works fine..

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Helios-44 (white) 58mm/2,0 is a manual focus standard manual focus lens for SLR cameras with mount М39. Made by KMZ, in USSR. Comes with lens cap. Fine condition...