Bracket - brand name - Camera Lens Adapter Ring For C-mount Lenses To Nikon 1 Highlights Brand Generic Camera Lens Adapter Ring For C-mount Lenses To Nikon 1 C-mount film tube for Nikon 1 series adapter ring. Allows you to mount this C-mount lens adapter tube on Nikon 1 camera body. Autofocus function cannot be used , only manual mode or aperture priority mode can be used. Suitable for Nikon AI DSLR cameras. Anodized aluminum alloy construction, smooth surface for effortless mounting. Specification: Material: Aluminum Alloy Size: 53534mm/2.082.080.15inch Compatibility: For Nikon 1 S2, J4, V3, AW1, S1, J3 Mirrorless Cameras, V2, J2, V1, J1, etc. Package includes: 1 Piece Lens Adapter for C Mount Lens to Nikon 1 Housing Note: Please allow a little errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you for your understanding and attention. I wish you a pleasant shopping experience!