Introducing the SIG Air line of pistols - the ultimate training tool for any shooter. The modular, striker-fired pistol has been carefully crafted to offer a truly authentic experience, with a full blowback metal slide and steel rifled barrel. But that's not all - a range of performance advantages have been built in to make this pistol stand out from the crowd. Featuring a low audible profile and the ability to be used in a variety of practice spaces, the SIG Air pistol is perfect for honing shooting skills wherever they are. And with radically less expensive ammunition, shooters can train for longer and more frequently without breaking the bank. With a caliber of .177 and a muzzle velocity of up to 380 fps, the SIG Air pistol is sure to give shooters the performance they need to succeed. To get the most out of this pistol, using SIG SAUER or equivalent premium pellets with a grain weight listed below is recommended. - Action Type: Semi-Auto - SIG AIR Reflex Sight Ready: No - Accessory Rail: M1913 - Operating System: CO2 - Sights: Contrast Polymer - Caliber: .177 cal - Optimal Pellet Weight Range: 5.0gr - 7.5gr - Mags Included: (1) 30rd Pellet Mag - Overall Length: 9.6 in. - Trigger Weight: 6.75 lb (31 N) - Muzzle Velocity: Up to 380 fps* - CO2 Cylinder Size: 12gr - Weight: 2.2 lbs