If the vintage-style BB guns don’t excite you, it’s hard to go wrong with the futuristic storm-trooper-blaster-looking ST-1 from Crosman. This full auto BB gun looks to be at least partially inspired ...

Umarex Glock 19 Gen3 BB Gun Pistol. ... A full-auto BB gun can empty a CO2 container in seconds while taking measured shots with a semi-auto makes them last considerably longer.