FMK Polymer Lower Receiver, NEW FRONTIER ARMORY Lower Parts Kit Group, KAK INDUSTRY SUPER GEN 1 PISTOL BUFFER TUBE KIT. These are built to order and can take 14-21 Business days to complete. California version available!
The Aero Precision M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware pre-installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept standard .308 components and is the perfect upper for your next big bore build. Features: Precision Machined from 7075 T-6 Aircraft Grade Aluminum Black Hard Coat Anodized M4 Feedramps .2795 takedown pin holes (DPMS Pattern) Lazer engraved T-marks DPMS High Profile (.210) Tang) Includes port door and forward assist (Pre-installed)