The Hatsan FlashPup Syn QE is a Bullpup design, manual loading, side bolt action, pre-charged pneumatic (PCP) air rifle. It features a precision rifled, choked barrel for accuracy and is threaded for 1/2 inch UNF sound moderator and fitted muzzle cap. This air rifle also features a detachable 12 shot magazine. It includes 2 magazines and a quick fill nozzle. This rifle has a black anodized aluminum receiver, ambidextrous bullpup synthetic stock with a Picatinny rail beneath the forearm. It also has a Picatinny rail on top for both 11mm and 22mm scope mounts. The stock is equipped with an integrated elevation adjustment button. The FlashPup Syn features an elevation and cast adjustable rubber butt pad and checkering on the grip and forend for better control and feel. This air rifle features a built in 165cc volume steel air cylinder, built-in pressure gauge in the forearm to monitor the cylinder pressure, and manual safety. The patented anti-knock system prevents gas wastage whn the rifle is knocked or bounced.