Aero Precision M4E1-T Complete Upper, 10.5" 5.56 Barrel, 9" M-LOK ATLAS S-ONE HG - Anodized

Aero Precision M4E1-T Complete Upper, 10.5" 5.56 Barrel, 9" M-LOK ATLAS S-ONE HG - AnodizedLightweight, Durable, and Built for PerformanceThe Aero Precision M4E1-T Complete Upper with a 10.5" 5.56 Barrel and the advanced 9" M-LOK ATLAS S-ONE Handguard is engineered for those looking for a lightweight yet robust platform. The ATLAS S-ONE Handguard focuses on weight reduction while maintaining the strength and stability needed for any build, thanks to the proprietary ATLAS attachment system. Designed with enhanced features, this complete upper offers seamless performance and durability for your AR platform.Features Includes M4E1 Threaded Assembled Upper Receiver: Billet-like enhanced forging, M4 feed ramps, laser-engraved T-marks, and complete with port door and forward assist. ATLAS S-ONE Handguard: Provides front and rear Picatinny rail sections, eliminates excess weight by reducing the center of the top rail, includes QD sling sockets, and features a slim 1.3" inside diameter. 10.5" 5.56 Carbine Length Barrel: Chambered in 5.56 NATO, with a 1:7 twist, chrome moly vanadium construction, and QPQ corrosion-resistant finish. Includes low-profile gas block and carbine-length gas tube.Specifications Upper Receiver Style: M4E1 Threaded Finish: Anodized Material: 7075-T6 forged aluminum Compatibility: Mil-spec AR-15 Handguard Model: ATLAS S-ONE Length: 9" Inside Diameter: 1.3" Outside Diameter: 1.5" Attachment: M-LOK Barrel Chamber: 5.56 NATO Length: 10.5" Twist Rate: 1:7 Material: Chrome Moly Vanadium Finish: QPQ corrosion-resistant inside and out Gas Block Diameter: .750" Threading: 1/2"x28 Weight: 17.25 ozWith Aero Precision's reputation for precision engineering and robust construction, this upper receiver package offers lightweight handling and reliability without compromising durability. The M-LOK ATLAS S-ONE handguard ensures easy accessory attachment, while the M4E1 upper brings a billet-style look and refined functionality.Elevate your AR platform with the Aero Precision M4E1-T Complete Upper. Experience superior quality, lightweight performance, and the flexibility of the ATLAS S-ONE Handguard. Proudly made in the USA and ready for your next build.