it shouldn't be easy to move. they come pressurized pretty heavily, out of the box.
i'm not 100% sure, since i haven't seen one, in person, in years, but i think it is just air. no?
isn't there a valve stem on one end of the body?
i'm not 100% sure, since i haven't seen one, in person, in years, but i think it is just air. no?
isn't there a valve stem on one end of the body?