Parks 1 1/4-in R&P focuser - made in Japan. All metal focuser in great condition. Very smooth, with no noted backlash. Racked-in height is about 4-in, racked-out height is about 6-in. Comes with cap and mounting screws. See the Parks Optical website for a picture and more information. Will sell for $35 shipped in the CONUS, or $30 picked-up in the Los Angeles Basin.