The Uzi has 3 modes of fireplace: Risk-free, SEMI, and AUTO. It fires from an open bolt; Should the bolt is shut to the chamber, the weapon will likely not hearth. Such as M1911, it encompasses a grip security, which must be frustrated before the weapon can be fired. WARNING: https://mac-1034567.life3dblog.com/30190253/mac-10-no-further-a-mystery