PK Lens Mount Adapter Ring for Pentax Phoenix PK Lens to EF Camera Description: brand new and high quality Features: There is no ROM connection on the ring, diaphragm control of the lens need to set manually. This shift adapter allows you to change for focus with manual lens for Pentax K. Solid and durable, high-precision, smooth surface finishing copper interface brings no abrasion between the lens and interface. Easy installation and operation, taut enough and incredibly smooth, provides for protection of camera and lens. Specification: Model: PK Type: Adapter Ring Suitable Lens: for all manual PK lens(for Pentax, for Phoenix, for Ricoh, for Vivitar, etc.) Suitable Camera: for DSLR, part of full and film machine Material: Metal Dimensions: 7x7x1cm/2.76x2.76x0.39''(approx) Color: Silver Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Lens Mount Adapter(other accessories demo in the picture is not included.)