NX1 - MARK 4 - Hinge Frame - Black

NX1 - MARK 4 - Hinge Frame - Purple Retro back half block New revolutionary quad ball detent system (stops closed bolt ball roll out) Custom retro machined body 4 piece aluminum and Delrin bolt , provides resistance super smooth action while providing a air seal during firing.  Internally intergraded spring and ball for the side push pin Refined NOVA elite hinge frame with rear recessed screw , provide a very ergo feel and light trigger action . Wide Trigger Smooth Action On/Off T-Slot Bottom Line with front inline output Aluminum Hammer Kit w/ nylon lock screws . Insures once you have your lug set it stays set! Comes standard with NOVA Balance Pressure Valve & Ultra Lite Springs Lever Locking Feed neck and intergraded profile machined mount Low operating pressure Optimized  front Block with  stainless steel flush mount bolt Comes standard with REAPER barrel (uses NOVA bore kit) Two piece high tolerance micro honed and ported barrel. Nova Guardian vertical regular standard,  feature 33 degree air-port and modular design for proper air line alignment . Nova hellfire internals for super fast repeatable performance Factory spring setup for guardian regulator velocity adjustment Optional front block gauge to monitor your pressure . If you don’t want it just let us know we will not install it. Free option ! Lifetime limited warranty  PHASE 1 front block pneumatics Dual acting ram cylinder with front swivel integration for alignment and durability , front and back bumpers for smooth action and fast response. Streamlined LPR (low pressure regulator) designed for ease  of adjustment with the turn of the front housing ,ultra-low pressure performance. REVOLUTIONARY TERR-AIR 5 WAY TRIGGER VALVE. Total advancement over the traditional 3 way design. Enables a ultra-light .01 stroke on the actuation of the re-cocking cycle . Virtually eliminates the ability to short stroke the re-cock cycle  . Front stainless steel timing rod color has the front seal intergraded , separate from the 5way for greater timing control .. Patent pending! includes one barrel insert