This product is an original Nikon F2 bottom plate with a protective cover. It is designed to be rectangular in shape and is specifically compatible with Nikon 1 series film SLR cameras, specifically the NIKON F2 model. The bottom plate serves as a replacement part for the camera, ensuring that it is securely in place and functioning properly. This genuine Nikon product is a unit quantity of 1 and comes with a protective cover to safeguard its quality.