Geissele AR-15 Super Duty Stripped Pistol Upper Receiver Assembly 5.56x45mm 11.5″ Cold Hammer Forged Barrel M-LOK

Build a compact, duty-grade AR pistol or Short-Barreled Rifle (SBR) with the Geissele AR-15 Super Duty Stripped Pistol Upper Receiver Assembly. Engineered for extreme maneuverability without sacrificing long-term durability, this 11.5-inch pistol upper receiver assembly is chambered in 5.56x45mm NATO and built around a premium Cold Hammer Forged (CHF) chrome-lined barrel designed to withstand rigorous firing schedules.

The Super Duty pistol upper features Geissele’s renowned Super Modular Rail (SMR) M-LOK handguard, offering rigid accessory mounting and full-length top rail space for optics and aiming devices. Precision-machined from forged 7075-T6 aluminum, this stripped upper receiver assembly allows builders the flexibility to finish their custom compact setup with their choice of bolt carrier group, charging handle, and muzzle device.

• Caliber: 5.56x45mm NATO (.223 Remington compatible)

• Barrel Length: 11.5 Inches

• Barrel Construction: Cold Hammer Forged (CHF), Chrome-Lined

• Handguard: Free-Floating Geissele Super Modular Rail (SMR) M-LOK

• Upper Receiver: Precision Forged 7075-T6 Aluminum

• Use Case: Custom AR pistol builds, Short-Barreled Rifle (SBR) setups, home defense, and tactical maneuvers

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Made In United States of America
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