22 PCP Precision Pellet Air Rifle. This is not a real firearm and cannot be converted into one. It is intended for recreational use only. 3,625 Max Fill Pressure. 1,100 FPS with 12g. Integrated Picatinny Scope and Accessory Rail. If you are ready to scratch the itch of of precision pneumatic pellet shooting, look to the Umarex Zelos platform for relief. The Zelos is a bullpup PCP that stuffs 26 inches of barrel into a compact 36 inch package. 22 caliber utilizes a 20 round auto-indexing rotary magazine and features an on-board tank that fills to a maximum pressure of 3625 PSI. This 250cc tank is free-floated from the barrel and fitted with an 8-slot Picatinny accessory rail. Zero in your favorite optic on the 21-slot top Picatinny rail and start sending pellets downrange with precision. In fact, you will be able to easily tune the Zelos to your best perfoming ammo via the reciever-housed adjustable regulator. Feel free to shoot the Zelos the way it comes out of the box or attach an aftermarket muzzle device to the 1/2 X 20 threads found underneath the barrel nut. ALL MANUFACTURERS WARRANTIES WILL APPLY! All of our products are. In the box; and contain all of the parts, materials and documentation.