Feature: 1. Exquisite Workmanship: The product is made of aluminum alloy material, anodic oxygen oxidation process, exquisite workmanship, strong wearproof, long service life. 2. 1:1 Opening: The bayonet of the product perfectly fits the camera and lens, combines tightly, and is easy to install and disassemble, providing you with convenience. 3. Rich Features: The product comes with a metal contact, so that after you use the lens adapter ring, the original lens and camera functions can be retained, such as autofocus, automatic aperture, automatic exposure, etc. 4. Lens Converter: Can make for EF bayonet lens compatible for R series camera systems, including but not limited to for R, RP, Ra, R5, R6, R3, R5C, R7 and other cameras. 5. Base Extension: The base extension allows you to mount the front end of the camera on a tripod or other device for easy shooting, with 1/4 screw holes, compatible with most devices on the market. Specification: Item Type: Auto Focus Lens Mount Adapter Weight: 159g/5.6oz Material: Aluminum alloy and copper Applicable Lens: for EF EF S bayonet series lens, (except for RF, for EF M, for CN E, for EF CIENMA lens) Applicable Body: for RF bayonet camera, for R RP Ra R5 R6 R3 R5C R7, etc. Tripod Slot: 1 x 1/4 screw hole (removable) Focus Mode: Auto focus. Package List: 1 x Lens Adapter Ring 1 x Instructions 1 x Hex Screw Wrench Note: This lens adapter is not suitable for RF for EF M for CN E for EF CIENMA lenses, please check whether your lens can be installed before use.