Number of Shots at Optimal Velocity (250-100bar)Model Tormenta Cocking System Side Lever Caliber 6.35mm / .25cal Magazine Capacity 10 90 Air Tube Volume 630cc (380cc rear bottle+250cc front cylinder) Fill Pressure 250 BAR High Quality Synthetic Stock. Stock Adjustable Butt Pad. Overall Length 850mm (33.4″) Barrel Length 380mm (14.9”) Weight 2.8 kg (6.17 lbs) Regulator Optional