SIG SAUER P226, P250 AIR PISTOL 16RD, .177 MAGAZINE - 2 PACK The Sig Sauer backup magazine for the P226 and P250 Pellet Pistols feature Dual Rotary Clips - affording the shooter up to 16 rounds for extended gameplay without constant reloading. PLEASE NOTE: These magazines are not compatible with the P320 ASP Air Pistol. ABOUT SIG AIR SIG SAUER air guns and accessories are engineered to elevate airguns to a new standard of performance. Perfected for practice with every advantage built in, these airguns are the economic, authentic answer to training more often, more effectively.