Hatsan Zylox Regulated PCP Air Rifle Regulated Sidelever action Precharged pneumatic Precision rifled and choked German steel barrel Steel upper receiver, synthetic lower receiver Detachable 215cc air cylinder fills to 3,625 PSI/250 BAR Shots at optimal velocity*: 55 (.22) Magazine capacity: 12 rounds Integrated pressure gauge Max. velocity (lead): 910 FPS (.22) Max. energy: 27 FPE (.22) Textured pistol grip Combination 11mm dovetail/Weaver optics rail Manual push button safety Extended Foster quick-disconnect fill fitting Includes two S/Roto Index magazines Telescoping stock Barrel length: 23" Overall length: 42"-45" Overall weight: 7.4 lbs. (gun only) * - within 85% of peak velocity.