... :Stone jaw crusher are composed of stander, eccentric shaft, belt pulley, flywheel, movable jaw plate, wrist plate ,adjustable gap screw, ... type of driving extrusion. Motor drives the belt and belt pulley to make the movable jaw up and down through eccentric shaft ... 1950*1600We are professional manufacturer of stone production line. Welcome to inquiry on machine you need.Contact Miss Nancy Liu: 0086 ...