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10mm Upper Receiver Group (BB)

  • $699.99


Our Macon Armory 10 mm blowback upper receiver group is based on the Colt pattern. Our barrels are Cerokote coated and hand-crafted with a 1:10 twist and 5/8 x 24 muzzle thread using 4140 Chrome Molybdenum steel, providing both accuracy, durability and versatility. Uppers are built around an Aero Precision non forward assist upper receiver and include blast deflector and 3/4 ejection port cover. This design includes our new enhanced feed bolt providing for flawless function on all commercially available large frame Glock magazine dedicated lowers, including Angstadt, New Frontier, and QC10. 

 

AR45 BB upper receiver group includes:

  • Barreled upper with bolt
  • Heavy Buffer
  • Mlok free float forearm
  • A2 flash suppressor

 

It is the customer's responsibility to be aware of all applicable laws and regulations regarding purchase and ownership of upper receivers with a barrel length of less than 16".