CMMG AR15 9 mm upper receiver assembly


$139.95 
  • Brand: CMMG
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Forged 7075-T6 Aluminum
Ejection Port Modified to more reliably eject pistol casings
Ejection Port Cover Installed
Forward Assist Installed
Optimized to Match our MkG/MkGs lowers 

Fits any MilSpec AR15 lower