Sell K&F Concept Lens Mount Adapter for M39 Mount Lens to Canon EOS R Camera Body best price

Make sure this fits by entering your model number. Quality copper aluminum alloy precision manufacturing, ring with the camera bayonet close and smooth, the fine copper bayonet will not wear the lens, durable. Lens interface with fine copper material, higher precision, easy to wear, durable. Red dot mark, accurate alignment, convenient installation and disassembly. Full manual control, manual focusing, aperture priority, infinity focus. Please note: when using the adapter ring for the first time, please turn on the “release shutter w/o lens”option in the menu, otherwise the adapter lens will not be recognized.