CMMG 55BA142 AR MK4 Stripped M16/AR15 Upper Receiver

MSRP: $109.95
Was: $109.95
Now: $104.95
(You save $5.00 )


Need a high quality stripped upper receiver that's actually in stock and ready to ship without being overpriced? Then look no further. The CMMG Mk4 stripped upper receiver is everything you would expect from a Mil-Spec part. The upper is forged 7075-T6 Aluminum and features M4 feed ramps and a type III hard anodized finish. The upper readily accepts any standard AR15 barrel and barrel nut. Furthermore, the upper features a picatinny rail top for mounting sights and optics.

Features and Specifications:

  • Manufacturer Part Number: 55BA142
  • Mil-Spec M4 Style Upper Receiver
  • Forged 7075-T6 Aluminum - Cerro Forge Mark
  • Type III Hard Anodized finish
  • M4 Feed Ramps
  • Laser Engraved T-Marks


  • Any standard AR-15 barrel and barrel nut

Additional Details


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