1. It can stop at any position during the entire stroke to prevent the workpiece from falling when the pressure is insufficient or the residual pressure is exhausted. 2. Due to the shortening of the guide rod and the change in the thickness of the end plate, the weight is reduced by up to 17%, and the guide rod is shortened by up to 22mm (compared to the previous product MLGPM) 3. Directly install small magnetic switches and strong magnetic field resistant magnetic switches on two surfaces.