Canon Control Ring Mount Adapter EF-EOS R  type_Remote Release Interior dimensions are approximately 12x16x25cm

Interior dimensions are approximately 12x16x25cm

This lens will work with most newer DX-format Nikon DSLR cameras

originally designed for certain Canon Powershot models with auxiliary lens adapters (not included)

but it’s well made and does what it’s supposed to do

Canon Control Ring Mount Adapter EF-EOS R &nbsptype_Remote Release Interior dimensions are approximately 12x16x25cmThe Canon Control Ring Mount Adapter EF EOS R lets you mount Canon EF and EF S lenses to EOS R mount cameras but it also adds a programmable Control Ring, like you'd find on native EOS R lenses. You can set it to do almost anything: control aperture, adjust ISO, destroy objects with your mind no you can not. But it's in excellent condition, with only very minor cosmetic wear.