Inertia fed. Market leading design. Introducing the third generation of Gamo's exclusive rapid-reload technology. This patent-pending 10X GEN3i technology features a sleek and stylish design combined with their horizontal inertia fed magazine integration. The magazine indexes using the inertia force from the recoil of the air rifle-creating a smoother and more precise breech loading process. This is Gamo. This is state-of-the-art rapid-reload technology. The IGT (Inert Gas Technology) gas piston allows it to deliver next-level power with 1,000 fps in .22 caliber.Features :Caliber, 0.22Action, 10X GEN3i Ten-Shot, Auto-Loading Technology.Upgraded Inertia Fed Technology.Velocity, 1,000 feet per second (fps) with Alloy PelletsPowerplant, IGT Inert Gas Technology gas piston.Trigger, Two stage independently adjustableSafety, Manual safety and automatic cocking safety systemRail, 11 mm aluminum rail, RRR (Recoil Reducing Rail).Optics, GAMO 3-9x40 air rifle scope with rings