Hatsan Factor BP Regulated PCP Air Rifle Precharged pneumatic Repeater Sidelever Externally-adjustable regulator Precision-rifled and choked barrel Fully-shrouded QuietEnergy barrel with integrated moderator M14 x 1.25 threaded muzzle Removable 580cc carbon fiber bottle 3,625 PSI/250 BAR max. fill pressure Magazine capacity: 16 rounds (.30), 14 rounds (.35) Max. velocity (lead pellets): 956 FPS (.30), 888 FPS (.35) Max. energy: 140 FPE (.30), 144 FPE (.35) Shots at optimal velocity*: 32 (.30), 28 (.35) Externally-adjustable hammer preload 2-stage adjustable black metal Quattro Trigger Adjustable ergonomic soft rubber textured pistol grip Nine-position elevation-adjustable cheekpiece Elevation- and angle-adjustable rubber buttpad Aluminum receiver with long combination 11mm dovetail and Weaver/Picatinny optics rail Removable Picatinny accessory rail Manual safety Patented anti-knock system Foster quick-disconnect male fill port Regulator and fill pressure manometers Includes extended Foster quick-disconnect fill adapter, multi-tool, and two magazines Barrel length: 32" Overall length: 42.75" Weight: 9 lbs. (gun only) * - Shots within 85% of peak velocity.