The Canon EF-EOS R mount adapter allows you to attach EF lenses to an EOS R body. - Brand: Canon - Model: EF-EOS R - Type: Mount Adapter - Features: With electronic contacts This is an adapter I personally used. There is some paint chipping on the moving parts, but it's not very noticeable. Due to the nature of the product, there are some scratches on the mount. Please understand that this is a used item. No warranty is provided. Please refrain from price negotiations.