The valve Mr 80-4/1-222 (170) is an upgraded version of valve R 80-3/1-222 (170). Dispenser Mr 80-4/1-222 (170) is a three-piece (techsolutions) monoblock directional control valve with manual control and 4-positional spools. Manufacturer - mztg, Ukraine. In stock in Rostov-on-don. There are also other modifications.