6BIT 5-6 hole m39-lm(50-75mm) adapter ring for l39 M39 39mm screw Mount lens to leica M MP M9 M8 M7 M6 M5 M4 M3 M-240 camera

6BIT 5-6 hole m39-lm(50-75mm) adapter ring for l39 M39 39mm screw Mount lens to leica M MP M9 M8 M7 M6 M5 M4 M3 M-240 camera

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