I bought this on Amazon a year ago. I haven't used it much. I'm selling it because I sold my camera. Included items: Front and rear lens caps, case, original box, instruction manual. The Canon Control Ring Mount Adapter EF-EOS R is an essential accessory for improving lens operability. - Brand: Canon - Model Name: Control Ring Mount Adapter EF-EOS R - Included items: Case - Features: With control ring Thank you for looking.