Frame ploughs Lyra are designed for middle and deep ploughing of flat fields on every kind of soil (besides stony fields) when soil humidity enables proper work. The offer includes 2-, 3-, 4- and 5-plough body with plough body width: 20 cm, 25 cm, 30 cm and 35 cm. The plough bodies are equipped with mouldboards and shares, made of high strength boron steel. The scraper is mounted over the mouldboard. It cuts the top layer of soil and moves it to the furrow bottom, what ensures better coverage of plant residues. The plough is equipped with a screw mechanism for first furrow adjustment. The working depth can be adjusted with a steel or rubber support wheel.