Hatsan built the PileDriver as a powerful big bore PCP air rifle designed for serious hunting applications. This .45 Cal configuration features a 33 in precision rifled barrel a black synthetic thumbhole bullpup stock and a 480cc carbon fiber air bottle. Its side lever loading system large loading port and extreme power output make it well suited for demanding big bore air rifle use. Key Features.45 Cal PCP air rifle with 33 in precision rifled barrel.Single shot bullpup design with side lever cocking action.Black synthetic thumbhole stock with adjustable cheekpiece and adjustable buttpad.480cc carbon fiber air bottle with 300 BAR fill pressure.11mm dovetail and Weaver scope rail with 3 Picatinny accessory rails.Hatsan produces airguns focused on practical features like durable barrels user adjustable triggers and field friendly synthetic stocks. The brand is widely known for value driven platforms that still include optics ready rails modern sighting systems and noise reducing barrel shrouds on many models. Hatsan air rifles are designed to support consistent training and recreational shooting with straightforward operation.