At ï¬rst glance the SIG P226 air pistol could be mixed up with the SIG P226, which comes in 9mm and .40 caliber, which is a pistol preferred by elite military forces around the world. I can see how their airgun could be used for training purposes and you could do a lot of inexpensive training with a pistol that so closely resembles your real one. The P226 air pistol uses a conventional size 12-gram Co2 canister, which slips into the back of the grip. The magazine pops out of the bottom the same way it would on any modern...