It is intended for transportation of coal of any strength and oil shale from working faces of seams with a thickness of 1.05-2.0 m, moving along the strike of seams with angles of incidence up to 30, as well as by falling or rising up to 10, when working with narrow-cut miners equipped with a chain or chainless feeding systems as part of mechanized coal mining complexes KM87UM, KM88 and KMT of various modifications. The number and location of the chains of the traction unit - two in the guides.