MD Lens to EOS M Lens Mount Stepping Ring(Black)

1) MD Lens to EOS Lens Mount Stepping Ring 2) It is easy to install, remove and use 3) It is durable and reliable for long-term use 4) It is made of metal 5) A useful thing to achieve optimal shooting effect 6) With lock pin and stop screw. 7) Please note although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this adapter.