WMD Guns NiB-X Upper 5.56 Nato Stripped Ar-15 Upper Receiver

The WMD Guns NiB-X UPPER RECR 5.56 STRIPPED is a forged 7075 T6 Mil Spec AR-15 upper receiver with M4 feed ramps, designed as a durable building block for a long-lasting rifle platform. Featuring NiB-X coating inside and out, this upper delivers an exceptionally tough, ultra-smooth surface finish that enhances wear resistance and lubricity, helping components glide during high-rate cycling and reducing the need for frequent maintenance. Built to accommodate 5.56x45mm NATO chambers, it integrates seamlessly with standard A3/A4 configurations while maintaining reliable gas/bolt timing for steady performance in field use, training, or high-volume range sessions. The nickel-like NiB-X finish not only contributes to corrosion resistance but also provides a low-friction interface that supports smoother action wear characteristics over extended service. Ideal for shooters seeking a robust, precision-aligned upper that pairs well with compatible forged lowers, this upper embodies WMD Guns� commitment to quality and reliability, delivering consistent accuracy and dependable operation in dynamic shooting environments.