Complete Upper Assembly includes:
 

  • Military contract forged A4 upper receiver
  • Machined from 7075 aluminum forgings
  • M4 feed ramps
  • Marked 'M4' above gas tube inlet hole
  • Hard black-anodized finish
  • Milled T-marks
  • 16" 300 Blk 1:8 Nitride Barrel
  • A2 Flash Hider
  • Stress free EPC assembly
  • Pistol length Gas
  • Nitride M16 BCG
  • 6061 12" MLOK Free Float Handguard
  • 5/8-24 muzzle thread

16" AAC 300BO Complete Upper Mlok

$349.00Price