Warrior Systems WSM15 Billet Upper Receiver – Mil-Spec AR-15 Platform

The Warrior Systems WSM15 Billet Upper Receiver is a precision-machined component for AR-15 pattern builds. CNC-machined from a single block of 7075-T6 aluminum, this upper offers tight tolerances and a clean platform for custom rifle configurations. The black anodized finish provides corrosion resistance and a clean aesthetic.

This stripped upper receiver is compatible with mil-spec AR-15 lower receivers and accepts standard bolt carrier groups, charging handles, and barrel assemblies. The upper features a flat-top Picatinny rail for optics mounting and forward assist and ejection port cover provisions. Sold as a stripped upper — barrel, handguard, and internal components not included.

• Type: Stripped Upper Receiver
• Platform: AR-15 / M4
• Material: 7075-T6 Aluminum Billet
• Finish: Type III Hard Coat Anodized, Black
• Includes: Upper Receiver Only (Stripped)
• Use: AR-15 rifle and pistol builds requiring mil-spec upper receiver