This M4 flattop upper is precisely machined from a 7075 T6 aluminum forging. Finish is black, Type III hardcoat anodized finish per mil spec.

  • Machined from 7075-T6 aluminum forging
  • Matte black Type III hardcoat anodized finish
  • Mil-spec dimensions
  • M4 Feed Ramps
  • Forward Assist
  • Dust Cover

*Please note these are manufactured by a mil contractor/facility.  Uppers may have nicks/dings/scratches like new Colt receivers do.  No refunds for small cosmetic nicks/dings/scratches*

UPC
MFG MIL SPEC CONTRACTOR - U.S.A.
MODEL Thoroughbred Armament Company M4 Upper
TITLE Thoroughbred Armament Company M4 Upper

Please Wait....