Experience unparalleled precision and reliability with the Brownells BRN-4 5.56mm Complete Upper. Engineered from the ground up using all-new components, this upper receiver assembly is designed for the discerning shooter seeking both performance and versatility. Coming equipped with a durable 14.5-inch barrel designed by Faxon, and a robust 13.5-inch Midwest Industries handguard, this upper is ready for immediate use upon installation to your AR-15 lower. Whether you are on the range or in the field, the BRN-4 provides the confidence you need to perform at your best.
Never compromise on quality again. The BRN-4 features a meticulously machined upper receiver made from high-quality billet aluminum. This construction style ensures a perfect fit and enhances the overall aesthetics of your firearm. With its matte black hard coat anodizing and intricate contouring that showcases expert machining, you’ll appreciate the craftsmanship as much as the performance. It’s not just a color; it’s a statement of sophistication and reliability that you can trust when the stakes are high.
One of the standout aspects of the BRN-4 Complete Upper is its innovative gas block system, engineered to reduce backpressure, improving the longevity and function of your firearm. Coupled with a precision-installation of the barrel where the nut is adeptly torqued for optimal rigidity, this upper ensures that your shots are consistent and accurate. Whether you’re engaging targets at varying distances or honing your precision for competition, you’ll find that the medium and heavy barrel options meet every shooter’s needs.
Upgrade your shooting experience effortlessly with features like MLOK attachment points and an enhanced Picatinny rail for accessories. With a focus on usability, this upper is compatible with a wide range of parts and provides options for further personalization. With the Brownells BRN-4, you’re not just buying a product; you’re investing in your ability to perform your best when it matters the most. Conquer the shooting range with confidence and style - the BRN-4 is your ultimate ally in ballistics.
| Specification | Detail |
|---|---|
| Barrel Length | 14.5 inches |
| Handguard Length | 13.5 inches |
| Caliber | 5.56x45mm NATO |
| Twist Rate | 1:7 |
| Muzzle Thread | 1/2-28 |
| Gas System | Carbine Length |
| Bolt Carrier Material | Forged 8620 Steel |
| Bolt Material | 9310 Tool Steel |
| Finish | Matte Black Hard Coat Anodizing |
| Handguard Type | MLOK with full length Picatinny rail |
| Recoil Buffer Recommendation | H1 or H2 with carbine recoil spring |
| Property | Value |
|---|---|
| Weight | 5.0 lbs |
Brownells
Brownells
