This is a nice EF-EOS-R adapter. It has a control ring on it that is designed to securely attach the lens and provide a seamless connection for controlling the lens functions on the camera body.
It is in excellent+ condition with light wear and works perfectly.
![Canon Control Ring Mount Adapter EF EOS-R [EXC] - Victory Camera](http://www.victorycamera.com/cdn/shop/files/Can_R_Adapt_wRing_1_2048x.jpg?v=1766873083)
![Canon Control Ring Mount Adapter EF EOS-R [EXC] - Victory Camera](http://www.victorycamera.com/cdn/shop/files/Can_R_Adapt_wRing_2_2048x.jpg?v=1766873083)
![Canon Control Ring Mount Adapter EF EOS-R [EXC] - Victory Camera](http://www.victorycamera.com/cdn/shop/files/Can_R_Adapt_wRing_3_2048x.jpg?v=1766873083)
