Home / AR Parts / Daniel Defense / Daniel Defense DD4 RIII S AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 11.5" Barrel Flat Dark Earth
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Daniel Defense DD4 RIIIS 5.56 NATO 11.5" Complete Upper Receiver FDE
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BARREL: Chrome Moly Vanadium Steel,1:7 Twist, 11.5 Government Profile, Chrome Lined, Mil-Spec Phosphate Coated"
BOLT CARRIER GROUP: M16 Profile, Mil-Spec MP Tested, Chrome Lined, Properly Staked Gas Key
GAS SYSTEM: Pinned Low Profile Gas Block CNC Machined of 4140 hardened steel with Mil-Spec Phosphate Coating, Carbine Length
MUZZLE DEVICE: Daniel Defense Flash Suppressor, 17-4 PH Stainless Steel, Salt Bath Nitride Finished
UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum
Specifications
Caliber
Brand
Model
MPN
23-191-02397-011
UPC
818773023672
MSRP
$1,641
Action
Semi-Auto
Barrel Length
11.5"
Finish
Anodized
Fits
AR-15 lower receivers
Description
The Daniel Defense DD4 RIIIS Complete Upper Receiver is an AR-15 upper chambered in 5.56x45mm NATO, intended for semi-automatic rifle builds on AR-15 lower receivers. It is finished in Flat Dark Earth and is built around an 11.5-inch barrel that is Cold Hammer Forged.
The upper includes a pinned low-profile gas block, a carbine-length gas system, and a GRIP-N-RIP charging handle. A lightweight RIS III rail with M-LOK attachment points is included, and the complete upper receiver group comes with an M16-profile bolt carrier group.
- Caliber: 5.56x45mm NATO
- Platform: AR-15
- Barrel Length: 11.5"
- Barrel: Cold Hammer Forged
- Action: Semi-Auto
- Finish: Anodized, Flat Dark Earth
- Gas Block: Pinned Low Profile
- Charging Handle: GRIP-N-RIP
