Feature: 1. Seamlessly connected lens, mounted between the body and the lens, and integrated linkage with the camera. 2. Rings with different lengths of 12mm and 24mm can used alone or in combination to get the desired magnification. 3. Support EXF information transmission, metal electronic contact, greatly improve its conductivity 4. Designed for Canon EOSR mount, high magnification close range shooting accessories, automatic focusing, compatible with TTL metering and AE mode of the camera. 5. Using metal electronic contact ensures the stability of power supply and information transmission of the lens motor. 6. Extinction treatment, imaging clearer to avoid internal repeated reflection. 7. Using metal mount, precision technology, not wear the camera and lens. Specification: Condition: 100% Brand New Item Type: Macro Lens Ring Model: DG-EOSR Material: Alloy Color: Black Focusing Mode: Auto Focusing Suitable Camera: for Canon EOSR Mirrorless Camera Adapter Ring: 12mm, 24mm 12mm Weight: Approx. 37g 12mm Size: Approx. 67.5x12mm/2.66x0.47inch 24mm Weight: Approx. 45g 24mm Size: Approx. 67.5x24mm/2.66x0.94inch Package List: 1 x 12mm Adapter Ring1 x 24mm Adapter Ring1 x Front Cover1 x Rear Cover1 x Manual