UMAREX ORIGIN PCP .22 PELLET RIFLE BOLT ACTION WITH PUMP FEATURES: Super Easy to Use .22 Caliber Multi-Pump PCP Patented Pre-Pressurized Air Chamber Design Shoots at Full Power with Fewer Pumps Multi-shot PCP-Powered Pellet Rifle 100 Pumps Per Fill 40 Shots Per Fill Develops a Full Power shot with 13 Pumps Automatic Overpressure Air Release 3-stage, 4,500 PSI HPA Hand Pump and Fill Probe Included (2) Auto-Indexing 10-Shot Rotary Magazines Included Compact Side-Mounted Cocking Lever Combination Picatinny and 11mm Dovetail Optics Mounting Rail Two-Stage Adjustable Trigger 1,000 FPS with .22 Caliber Alloy Pellets