TAC LLC M4 UPPER

 

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
  • Dry film lubed
  • M4 Feed Ramps
  • Forward Assist
  • Dust Cover
  • Brass Aluminum Forge (as of 6/2/21)

 

TAC LLC BCG

-Nitrided; HPT/MPI; Shot Peened 9310 Steel Bolt

-Nitrided 8620 Carrier; M16 Auto profile

-Nitrided Gas Key hardened to USGI Spec

-Grade 8 Hardened Fasteners

-Gas Key Staked Per Mil-Spec

-Tool Steel Extractor

-Mil-Spec Extractor Spring

-Black Extractor Insert

-Mil-Spec Crane O-Ring

UPC
MFG Thoroughbred Armament Company LLC
MODEL M4 Upper and BCG Combo
TITLE Thoroughbred Armament M4 Upper and BCG Combo

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