Feature:1. Cmount lens can be attached to for Canon EF/EFS mount camera by for CEOS adapter ring.2. Made of highquality alloy, sturdy and durable, the surface is painted to prevent oxidation and corrosion, and feel comfortable.3. Precise and accurate processing, strict fit, precise fit and no light leakage, high performance.4. Equipped with lens back cap, which can be installed on the lens together with the adapter ring to protect the lens from dust.5. Carefully welding, precise hole position, complete functions, portable and lightweight, take no burden.Specification:Item Type: Lens AdaptorMaterial: Alloy+PlasticColor: BlackWeight: Approx. 34.0g/1.2ozApplicable Lens: CMount Lens Applicable Camera: for Canon EF/EFS Mount Camera.Package List:1 x Lens Adaptor1 x Lens Back Cap