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  • Complete view of Primary Weapons MOD2 MK118 upper receiver with 18 inch barrel, FRC silencer mount, MLOK handguard, front Picatinny front rail sections
  • Complete view of Primary Weapons MOD2 MK118 upper receiver with 18 inch barrel, FRC silencer mount, MLOK handguard, front Picatinny front rail sections
  • Right view of stainless steel barrel, thread protector, adjustable gas block, MLOK handguard and Picatinny rail sections on PWS MOD2 MK118 AR15 upper
  • Right view of stainless steel barrel, thread protector, adjustable gas block, MLOK handguard and Picatinny rail sections on PWS MOD2 MK118 AR15 upper
  • Top view of PWS adjustable gas block, MLOK handguard and Picatinny rail sections on MOD2 MK118 AR15 upper
  • Right view of PWS adjustable gas block, MLOK handguard and Picatinny rail sections on MOD2 MK118 AR15 upper
  • Right view of handguard attachment point to receiver of PWS MOD2 AR15 upper
  • Right view of PWS MOD2 lightweight upper receiver with eliminated forward assist and Radian Raptor ambidextrous charging handle
  • Left side view of PWS MOD2 lightweight upper receiver with Radian Raptor ambidextrous charging handle
  • Top view of Radian Raptor ambidextrous charging handle with Primary Weapons Systems logo on PWS MOD2 lightweight upper receiver with eliminated forward assist
  • Bolt carrier assembly view of Primary Weapons long-stroke piston system with op rod and Radian Raptor charging handle
  • Front view of Primary Weapons long-stroke piston system with op rod section and bolt carrier group

    • MK118 MOD2 Upper 18" 223 NC

    Primary Weapons

    $1,499.00
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    Out of stock

    Product Description

    Primary Weapons Systems MK118 MOD2 lightweight upper receiver features eliminated forward assist, 18" 41V50 barrel, thread protector, MLOK handguard w/integrated Picatinny sections, long-stroke piston system, adjustable gas block & Radian Raptor charging handle.

    • Factory model # MK1-M2U-223-18-NC
    • Complete upper fits milspec AR15 lowers
    • Caliber 223 Wylde (223 Rem or 5.56 NATO)
    • 4lb 15oz weight as pictured
    • Mid-length long-stroke piston system
    • 3-position adjustable gas block
    • 18 inch 41V50 FNC LIFE HD barrel
    • 1:8 twist threaded 1/2X28
    • No muzzle device installed
    • Thread protector included
    • 15 inch MLOK handguard
    • Integrated front Picatinny rail sections
    • Lightweight forged upper receiver
    • Eliminated forward assist
    • Radian Raptor LT charging handle
    • Limited lifetime warranty

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