Description
The Daniel Defense DD4 RIIIS upper receiver group is an AR-15 style complete upper built around an 11.5 inch cold hammer-forged government profile barrel. It includes a Daniel Defense flash suppressor, a GRIP-N-RIP charging handle, a 10.5 inch RIS III M-LOK handguard, and ships with an M16 profile bolt carrier group. The assembly is finished in Black and Flat Dark Earth with an anodized finish.
Key Specifications
The product type is Upper.
The model is DD4 RIIIS.
Chambering is listed as .223 REM/5.56 NATO.
The barrel measures 11.5 inches.
Includes an FDE RIS III 10.5 M-LOK rail.
Equipped with a GRIP-N-RIP Charging Handle.
Ships with an M16 profile bolt carrier group.
Thread pattern is 1/2×28.
Finish and color are listed as Anodized in Black, Flat Dark Earth.
The listing indicates No Sights and a listed weight of 4.70.
Purpose-built for builders and technicians assembling compact AR-style platforms, the DD4 RIIIS provides a short, durable barrel and a lightweight RIS III M-LOK handguard to support a range of accessories. The combination of a cold hammer-forged barrel, Daniel Defense flash suppressor, and a standard M16 profile bolt carrier group offers established component choices for professional-grade assemblies and serious recreational builds. Its two-tone finish and integrated accessory mounting keep installation straightforward while maintaining a clean, serviceable appearance.
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