Sig Sauer(R) P320 XCarry AIRP320XCABB is a CO2-powered 4.5mm steel BB air pistol with a 4.5 in barrel black finish and blowback semi-auto operation. It features a 21-round CO2 magazine fixed sights optic-ready aluminum slide ambidextrous controls and a polymer frame with beavertail and accessory rail.Key Features4.5mm steel BB CO2 air pistol4.5 in barrel with up to 350 fps velocitySemi-auto blowback operation with locking slide21-round CO2 magazineOptic-ready aluminum slide accepts SIG AIR Reflex SightPolymer frame with beavertail and M1913 accessory railSig Sauer is a firearms and airgun brand known for pistols rifles optics and professional-grade shooting equipment. The brand focuses on durable construction practical ergonomics and performance-driven design across its catalog. Sig Sauer products are commonly selected by sport shooters defensive users trainers and recreational shooters who value reliable operation and modern features.