Firepower Sig Sauer GSR .177 cal. CO2 Semi Auto Non Blowback Airgun Pistol with Metal Slide

.177 cal. CO2 Semi-Auto Non-Blowback Airgun Pistol with Metal Slide. 8 1/2" overall. Black metal body, barrel, and slide. Checkered grip. Tactical rail. Advanced BAX shooting system offers exceptional stability and performance. Velocity: 397FPS. CO2 powered. Maximum range: 80 yards. Magazine capacity: 21 rounds. Comes with starter pack of .177 caliber, 4.5mm 0.35 gram Billes