Fluted Medium-Heavy 6mm ARC Complete Upper (aka The Works)

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All of our Uppers come complete with a Craddock Precision labeled ambi charge handle, full mass M16 Nitrided bolt carrier group.


Free shirt w/ every upper order! While Supplies last.


  • 6mm Bartlein 7.5t or 8t Blank
  • 3 Barrel Sizes (20", 22", 24", and 26")
  • Superlative Adjustable Gas Block (Depending on our Supply)
  • Full Length Straight FLutes
  • 5/8x24 Threads