["PK Lens Mount Adapter Ring for Pentax Phoenix PK Lens to EF Camera\nDescription:\nbrand new and high quality\n\nFeatures:\nThere is no ROM connection on the ring, diaphragm control of the lens need to set manually.\nThis shift adapter allows you to change for focus with manual lens for Pentax K.\nSolid and durable, high-precision, smooth surface finishing copper interface brings no abrasion between the lens and interface.\nEasy installation and operation, taut enough and incredibly smooth, provides for protection of camera and lens.\n\nSpecification:\nModel: PK\nType: Adapter Ring\nSuitable Lens: for all manual PK lens(for Pentax, for Phoenix, for Ricoh, for Vivitar, etc.)\nSuitable Camera: for DSLR, part of full and film machine\nMaterial: Metal\nDimensions: 7x7x1cm/2.76x2.76x0.39’’(approx)\nColor: Silver\nQuantity: 1 pc\n\nNote:\nTransition: 1cm=10mm=0.39inch\nNo retail package.\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 Lens Mount Adapter(other accessories demo in the picture is not included.)"]