Mineral mining equipment

A track member adapted to form part of a track assembly for a mineral mining machine which in use traverses to and fro along a path adjacent to an armoured face conveyor arranged along a mineral face and which has a driven sprocket assembly including a flexible round link chain having adjacent links arranged in two perpendicular planes, comprising an elongated component defining a number of pockets for fixedly engaging those links of the chain lying in one perpendicular plane, the elongated component further defining a continuous groove interconnecting the pockets for accommodating those links of the chain lying in the other plane perpendicular to the said one plane.