Made in USA


This upper features a 1913 top rail, M4 feed ramp

Hard-coat anodized to MIL-A-8625 type III class 2

Precision machined to mil-spec from a 7075 T6 aluminum forging.

Ejection port cover, rod, spring, and c-clip are installed along with forward assist, spring, and pin. 
Forging marks may vary

No machined or painted t-marks.



Damage Industries - Upper Receiver, Assembled, 1913 Rail Top, M4

SKU: DI-12300
  • All Damage Industries manufactured products are proudly designed and made in the USA to mil-spec or better.