Bullmaster Features The BullMaster is Hatsan s first semi-automatic bullpup rifle. It s mechanical gas-operated design will shoot pellets as fast as you can pull the trigger. There s no battery no gearbox no delay between shots - just pure semi-auto fun! The mounted 500cc air reservoir (250BAR / 3625PSI) will allow up to 120 semi-automatic shots per fill. Advanced polymer ambidextrous pistol grip stock with magazine storage built in. Precision rifled barrel with a soft vented rubber butt pad. Push-button elevation adjustable cheek rest. Receiver milled for both 22mm Weaver and 11mm Dovetail optic mounts. Comes with 3 spring-loaded rotary magazines and quick fill adapter. Shipped in a Hatsan hard case. .25 Cal: Max Velocity - 900 FPS Lead Max Energy - 38 Ft Lbs Gas-operated semi-automatic PCP rifle Fully shrouded precision rifled and choked barrel Large 500cc air reservoir - Up to 120 shots/fill Bullmaster Specifications Model: BullMaster Caliber: .25 Max Velocity (Lead-Free Pellets): 900 FPS Max Velocity (Lead Pellets): 900 FPS Max Energy: 38 FPE Shots At Optimal Velocity: 120 Stock: Bullpup advanced polymer pistol grip elevation adjustable combo adjustable butt pad. One fore stock accessory rail. Semi-Automatic Action Fully Shrouded Precision Rifled and Choked Barrel Large 500cc Bottle Provides More Shots Per Fill Combo Scope Rail (11mm and 22mm) Spring-Loaded Rotary Magazine Overall Length: 30.9 Barrel Length: 19.7 Weight: 10.3 lbs.