Sig Sauer P226 MK-25 177 Caliber Air Pistol - Chambered in .177 pellet, this CO2-powered, next-generation air pistol has been engineered specifically to closely measure up to the most popular SIG original model platforms in weight and handling as well as standards of performance. Perfected for practice with every advantage built-in, these airguns are the economic, authentic answer to training more often, more effectively. The P226 Air Pistol puts seriously comparable handling within reach for more frequent inexpensive training, indoors or out. Barrel: 4in Rifled Steel Manual Safety Uses 12gr CO2 Cartridge M1913 Accessory Rail Metal Frame and Slide Fixed Front and Rear Sight Life-Tested with 15,000 Shots Includes: One 16-Round Pellet Magazine 8x2