Offering the same look, feel, and function as the original, the UmarexA(R) H&K USP CO2 Air Pistol is great for honing your aim in the backyard without spending a fortune on ammunition. Durable Air Pistol zings BBs downrange at 325 FPS, with realistic blowback action and dead-on accuracy. Includes 16-round magazine. .177 caliber Realistic blowback action CO2 power plant Semi-auto repeater Drop-free BB magazine Fixed front and rear sights 4" metal barrel Order today!