Spring or gasoline firing mechanism? Both equally types function via a piston that compresses air and afterwards releases it with every bring about squeeze. The differences would be the types of compressors that they use to power the piston. Spring-powered guns have a spring mechanism in place, when fuel-powered guns https://guns-for-sale-in-manila51493.bloggip.com/34779327/considerations-to-know-about-handgun-nerf