HAO represent you the HAO L119A2 Monolithic Upper kit (IUR) for SYSTEMA PTW. 

(Preassembled, no barrel nut tool included)


True monolithic upper receiver with handguard for your PTW, made with 7075-T6. Tough and slim.


HAO's L119A2 IUR upper kits for SYSTEMA PTW are CNC machined from an Alloy 7075-T6 billet which is as same material as real firearm. You will have 10" one piece steel gundrilled barrel end with 1/2-28RH thread , CNC machined L119A2 style gasblock, Full RS spec steel made barrel nut, Hydraulic pressed heat shield, etc.,

And the HAO's recoil charging handle (L119A2 style) is standard equipped in this upper kit. You may find more details on the right fo the page.


You may also purchase L119A2's accessories as following links:

Barrel nut tool:


Charging handle:


Charging handle latch:


Heat shield:


Gas block & Gas pipe:


HAO Colt Canada style ambi mag catch:


HAO Colt Canada style castle nut (3/4 stakes):


HAO Colt Canada L119 (Eccentric) Ambi selector for PTW: 


HAO FH556-216A Flash hider: 



HAO's L119A2 CQBR Monolithic Upper kit (IUR) for PTW (assembled, no tool)

SKU: K25
  • CNC drilled Alloy monolithic 7075-T6 billet Upper
  • CNC lathed L119A2 Steel gas block & gas tube
  • CNC lathed, Gun drilled 10", 1/2-28RH Steel barrel
  • CNC machined L119A2 Charging Handle recoil Full system
  • CNC lathed Steel barrel nut
  • Hydraulic Pressed L119A2 heat shield 
  • CNC lathed Steel A2 type Flash hider 
  • CNC lathed Steel Forward assist knobs
  • Steel dust cover