Daniel Defense DD4 FDE RIII Barreled Upper Receiver - 11.5" with Expo Arms Charging Handle and Expo Arms Bolt Carrier Group Bundle
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Daniel Defense
Overview
The Daniel Defense DD4 FDE RIII Barreled Upper Receiver features an 11.5-inch barrel optimized for 5.56 NATO, providing a compact and lightweight option for builders looking to enhance maneuverability without sacrificing performance. This complete assembly includes a high-quality Expo Arms Charging Handle and Bolt Carrier Group, ensuring reliable cycling and ease of operation. This upper receiver is often found in short-barreled rifle builds, where the combination of size and caliber is favored for tactical applications.
Specifications
Daniel Defense DD4 FDE RIII Barreled Upper Receiver - 11.5" with Expo Arms Charging Handle and Expo Arms Bolt Carrier Group Bundle
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Build history on GunPartPicker
Builders on GunPartPicker first added the Daniel Defense DD4 FDE RIII Barreled Upper Receiver - 11.5" with Expo Arms Charging Handle and Expo Arms Bolt Carrier Group Bundle to a build in February 2026.
It was out of stock everywhere we track for all of September 2026, and today the one retailer we track is out of stock. Listed prices start at $1,042.89 at Primary Arms for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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