Heavy duty cylinder will lift up to 200 lbs! Mount these parts at the bottom of an old 55-gallon drum, or any large prop, and make it bounce off the floor. By adjusting the pressure on the solenoid...

Add to an old 55-gallon drum and make any of your monsters pop up scare the bejeezus out of your guests! Extra long shaft cylinder allows you to use many different sizes of creatures in your barrel...