Plow PSK-4 Hetman-4, Khmelnytskyi region.

High-speed combined plowPSK-4 (Hetman-4) is used for fallow plowing for grain and technical crops to a depth of 15-35 cm., the width of one working body is 60 cm., on a rubber tread (not with a metalwheel), an ideal option for a T-150 tractor, it is also used as a flat cutter-deep loosener (with dump removal), working speed in the range of 9.5-10.5 km/h. Increases productivity by 50-70%, reduces fuel consumption to 7-9 kg/ha.
(//tractor-service.com)
Alsothere are PSKs-3, PSK-5, PSK-6 (Hetman-3, Hetman-5, Hetman-6).

From the manufacturer. A complete package of documents. Guarantee. Delivery to the farm. Call - let's make an agreement. Beware of fakes and unscrupulous sellers.