The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum” this assembled upper is precision machined to accept standard .308 components and is the perfect upper for your big bore build. Match this with their M5 .308 lower receiver for a solid and dependable fit.
M4 Feedramps
.2795 takedown pin holes
Laser engraved T-marks
DPMS High Profile (.210) Tang)
Includes port door and forward assist
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