NOTE: This upper assembly has a barrel less than 16” in length. These uppers are intended for use in AR-15 pistols or legal short-barreled rifles. Other configurations may violate Federal law.
The Geissele Super Duty AR-15 Barreled Upper Receiver Group is the perfect addition to your weapon arsenal. This upper receiver group offers the latest in weapon technology, with unrivaled strength, reliability, and durability. The complete 10.3-inch mil-spec upper receiver is chambered in 5.56mm and features a precision-machined and cold hammer-forged CMV steel barrel for the highest quality and unrivaled durability. The carbine length gas tube and Geissele super compact gas block with bomb-proof installation ensures reliability and optimal performance in all conditions. With this superior product, you can confidently navigate any scenario.
The Geissele Super Duty AR-15 Barreled Upper Receiver 5.56 Carbine is a top quality product that offers superior performance and reliability. It features an MK16 9.5-inch, 6061-T6 aluminum handguard treated with type III hard coat anodized finish to ensure it can withstand the most severe abuse and provide maximum corrosion resistance. This stripped upper receiver also has M4 feed ramps, 7075-T6 aluminum construction, and a type III hard coat anodized finish. Additionally, it has a cold hammer forged 1:7 twist barrel for enhanced accuracy and durability.