This is Quick Focus Ring A for the PENTAX 67. It allows you to focus while holding the wooden grip. Includes inner ring. It's in very good condition, having only been used a little bit since it was new. The screw threads are also clean with no rust. It can be used with 105mm f2.4, 90mm f2.8, etc. Please feel free to ask if you have any questions. PENTAX 67 6X7 6×7 67Ⅱ Bake-Pen (nickname for the camera) I am also listing other 67-related items. They are all in beautiful condition, rarely seen on the market, so please take a look if you're interested. I also accept combined sales.