Feature 1Compatibility: Lens mount adapter compatible for Contax for Yashica C Y mount lens, enabling them to be used for Fuji G mount camera systems, including for Fuji GFX 100II GFX 50SII GFX 100 GFX 100 IR Ver GFX 50S GFX 50R GFX 100S. 2Durable: Lens mount adapter is made of aluminum alloy material, exquisite craftsmanship and surface anodized treatment for enhanced durability and stability. 3Accurate Opening: The bayonet perfectly fits the camera and lens. The combination is tight, and the installation and disassembly are convenient and smooth. 4Rich Functionality: This adapter supports full manual control, including manual focus, manual exposure, aperture priority, and matte painting. It allows for infinite focus, offering professional grade conversion equipment for photography enthusiasts. 5Easy Installation: Smooth surface, making lens installation and removal easy and seamless. The adapter is finely crafted and securely fits the mount.Item Type: Lens AdapterMaterial: Aluminum AlloyWeight: Approx. 124g / 4.4ozCompatible Lens: for Contax for Yashica C Y Mount LensCompatible Camera: for Fujifilm GFX 100II GFX 50SII GFX 100 GFX 100 IR Ver GFX 50S GFX 50R GFX 100S .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Lens AdapterNoteThe adapter ring functions as a manual adapter and does not have electronic contacts. After installation, it will lose the capability to provide power to the lens. Therefore, the functionality of the lens, such as autofocus, AE metering, and image stabilization, which rely on electronic communication with the camera body, will be disrupted. Manual reconfiguration is required.