Nib-x~ Upper Receiver, Flat Dark Earth

The Nib-x Upper Receiver in Flat Dark Earth from WMD Guns is a precision-engineered component designed for AR-pattern rifle builders and tactical operators who demand reliability and modularity. This upper receiver serves as the foundational platform for custom rifle builds, offering a clean slate for professionals and enthusiasts to configure their firearm to exact specifications. Whether you're assembling a duty rifle, competition build, or precision platform, this upper receiver is built to meet the rigorous demands of various applications.

Manufactured by WMD Guns, a respected name in precision AR components, the Nib-x upper receiver is machined to mil-spec tolerances to ensure proper headspacing and reliable feeding when paired with compatible bolt carriers and lower receiver assemblies. The Flat Dark Earth finish not only provides a professional, subdued aesthetic but also enhances corrosion resistance, making it suitable for tactical, law enforcement, and military applications. At a verified weight of 0.45 lbs, the receiver maintains structural integrity while keeping overall rifle weight manageable—a critical consideration for operators who carry their rifles throughout extended shifts or operations.

The streamlined design accommodates standard and free-floating barrel options, ensuring compatibility with a wide range of upper receiver builds. Tactical professionals, armorer-level builders, and serious AR enthusiasts will find the Nib-x upper receiver well-suited for their needs, providing a reliable and customizable platform for various shooting scenarios. Its compatibility with mil-spec AR-pattern lower receivers further enhances its versatility for different applications.