Features: Made of with exquisite workmanship, powerful and sturdy, rust-proof and impact-resistant.<br>Specially designed replacement for EF EF-S lens to EOS R RF mount full frame cameras.<br>With gold-plated contacts, can greatly improve the data transmitting performance between the lens and camera;<br>1/4 inch screw hole design, can be easily mounted to a tripod-, freeing your hands.<br>Comes with a practical wrench, convenient for adapter ring installation and removal.<br>Support fast- and stable auto-focus and IS image-stabilization function, shooting clearer and more high-quality photos. Support fast- EXIF- information transmission and electronic aperture- control.<br>Specifications: Model: EF-EOSR<br>Color: Black<br>Material: ABS+Metal<br>Camera-Mount Diameter: approx 50mm/1.96inch<br>Lens-Mount Outer Diameter: approx65mm/ 2.5inch<br>Product Size: approx 8x7x3cm/ 3.1x2.7x1.1inches<br>Product Weight: 95g/0.2oz<br>Package Includes: 1PC Adapter Ring<br>1PC Wrench<br>1PC Cleaning Cloth (random color)<br>1PC User Manualv<br>note: After installing the adapter ring, please set the lens to AF-mode if the AF- function is required.<br>Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand.<br>Please allow 0-2mm error due to manual measurment.