1.       The cylinder adopts to die-casting steel, intensively durable.

2.       Stop-flow ball check design can disengage, helpful to exclude dirt from the Cylinder and avoid blocking.

3.       Application of double-direction-pressure self-locking Rubber Plunger makes it stronger with pressure and better with seal.

4.       The rear cap apply removable design.

5.       Touch-touch air vent design can empty air inside gun.

6.       Hole used to exclude dirt.