["Description:\nbrand new and high quality.\nFeature:\nBoth camera-side and lens-side of the adapter are made of aluminum, precision-machined and plated with chromium.\nThe all-metal adapter is designed to fit the lens securely, yet can still be removed easily when not needed.\nAlthough the lens will fit physically, automatic diaphragm (AE metering), or other auto functions are not retained using this adapter.\nPrecise fit and solid connection - lens has no for play, for gap or wiggling when mounted on adapter and no adjustments are required to fit your lens.\nDesigned to reach for infinity for focus while maintaining the correct registration distance required to support CRC lenses or lenses with floating elements.\nWith optical glass, supports for focus for infinity.\nfor Focus for Infinity Lens Adapter Suit only, other accessories demo in the picture is not included!\n\nCompatible Models:\nfor M42 Mount Lens\nfor DSLR Camera\nfor D5600, D500, D5, D810A, D7200, D5500, D750, D810, D5300, D3300, Df, D610, D7100, D5200, D600, D3200, D800/D800E, D4S, D4, D5100, D7000, D3100, D300S, D3000, D3X, D90, D700\n\nSpecifications:\nItem Type: for Focus for Infinity Lens Adapter Suit\nMaterial: Metal\nSize: Lens Diameter: 55mm/2.1in, Height: 15mm/0.5in\nColor: Black\nQuantity: 1 Pc\n\nNote:\nNo retail package.\nTransition: 1cm=10mm=0.39inch\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 x for Focus for Infinity Lens Adapter Suit"]