Gamo USA Swarm Viper 10X Gen3i Inertia, Air Rifle, .22 Pellet, 1000FPS, 20 Barrel, Black, Includes Gamo 3-9x40 Scope, 10 Rounds 611002115554 GAMO's industry changing SWARM 10X Technology, now in its third generation, is featured in the new-for-2023 Swarm Viper Gen3i high-velocity adult precision air rifle. Swarm 10X Technology brought multi-shot ability to break barrel air rifles with it's 10-shot magazine. This revolutionary technology combines with a new handsome automotive grade synthetic stock with rubber grips and checkering positioned at strategic locations. The softer rubber insets create a smoother buttstock for the cheek and secure, comfortable grips for both hands.