Electropneumatic single cylinder 4 feeds machine for the production of knitted fabrics in natural fi bers (cotton, wool, etc) with 1 needle-needle selection unit on each feed (4 in total) for the production of pantyhose and knee high with baguette, tucked and jacquard pattern. 5 yarnfi ngers with dual pneumatic control are available on each feed plus one plating motorized yarnfi nger for angular movement and 2 pneumatic control for height and depth. Stitch cams are controlled by stepper motors to tighten or loosen stitches gradually or partially in any part of the sock. Mobile stitch cams to produce pantyhose and knee high with 2 colors on each course, cut boss. Single or double dial jacks. Electronic device to maintain size at any temperature on the machine.