Weighs in at only 1.86 lbs. (fully equipped with patented clamping feed neck, barrel, and patented flip lever ASA) Only six o-rings in its entire operation based upon two precision crafted parts By turning one screw the user can access the entire bolt assembly for easy maintenance and service 45 grip frame for easy customization Comes standard with the highly acclaimed flip lever RAPS ASA Ultra low rise clamping feed neck Length: 19.5 inches Height: 7.84 inches Operating pressure: 180psi Firing modes: NPPL/Semi auto mode, PSP Mode, Millennium mode, NXL mode Autococker thread barrel