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BRN-4 Upper Receiver Assemblies. Assembled from all new components, fits standard AR-15 lowers. Upper assembled with barrel and gas system installed. Upper includes Magpul ejection port cover and mil-spec charging handle. Built around a new bolt carrier group with nitride finish. The BRN-4 barrel is produced by Faxon and chambered for 5.56x45mm NATO, with 1/2-28 muzzle threads. Handguard is not included by default; install your preferred HK416-compatible handguard. Upper is machined from billet 7075-T6 aluminum and finished with matte black hard coat anodizing.
Specifications
- Manufacturer:
- Brownells
- Category:
- upper-receiver
- Platforms:
- AR-15
- UPC:
- 050806500624
- MPN:
- BRN-4-16-UPPER
- Required Component:
- Yes
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$1,199.99
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