Geissele Automatics Super Duty AR-15 Barreled Upper Receiver 5.56 Carbine - Black - No Muzzle Device - 11.5"
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Overview
The Geissele Automatics Super Duty AR-15 Barreled Upper Receiver features an 11.5-inch barrel chambered in 5.56 NATO, making it an ideal choice for close-quarters engagements or compact builds. This complete upper assembly is designed to work seamlessly with AR-15 platforms, providing builders with a reliable foundation for their next project. You'll commonly find this upper receiver in short-barreled rifle builds, where maneuverability and versatility are key considerations.
Specifications
Geissele Automatics Super Duty AR-15 Barreled Upper Receiver 5.56 Carbine - Black - No Muzzle Device - 11.5"
Build history on GunPartPicker
Builders on GunPartPicker first added the Geissele Automatics Super Duty AR-15 Barreled Upper Receiver 5.56 Carbine - Black - No Muzzle Device - 11.5" to a build in June 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $1,025 at AR15 Discounts for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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