This is AF-confirmation adapter ring, mount allows you to attach any Nikon ... Canon EF EOS camera body. Main Features: 1)This is AF-confirmation adapter ring, mount allows you to attach any Nikon ... ,made of aluminium) 7,AD-01259 007 Nikon-FD(black,made of aluminium) 8,AD-01259 008 Tamron-PK(silver,made of ... ) 12,AD-01259 012 Mamiya-Kiev(black,made of aluminium) AF-confirmation adapter ring