, 100% new, Satin Design to fit the lens securely, can still be removed easily when not needed Automatic diaphragm (AE metering), or other auto functions are not retained by using this adapter Both camera-side and lens-side of the adapter are made of metal, precision-machined and plated with chromium Precise fit and solid connection - lens has no play, space or wiggling when mounted on adapter and no adjustments are required to fit your lens. Reach focus for most of lenses How to use Install on the camera and it will work when Manual mode. Before using, it may adjust to specified status in the camera menu. Compatible with For all G-Mount cameras, such as 50S, 50R, 100, 100S For most of Mamiya 645 (M645) Mount lenses Colour: Black material: metal Package Contents: 1 X Lens Adapter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.