The CMC Triggers Stripped Upper Receiver, 5.56 NATO, Fits AR-15, Matte Finish, Black gives your next AR-15 build a solid foundation. Forged from 7075-T6 aluminum and machined to M16/M4 standards, this upper is designed to accept standard AR-15 barrels, handguards, and bolt carrier groups while maintaining tight, reliable fitment.

This stripped upper arrives bare so you can choose every component, from forward assist to dust cover, to match your intended role. M4 feed ramps support smooth, consistent feeding with 5.56x45mm NATO ammunition, and the MIL-STD-1913 Picatinny top rail is ready for optics or backup sights. Whether you are assembling a dedicated range rifle, a training carbine, or a general-purpose AR-15, this receiver keeps the build straightforward and dependable, reflecting CMC Triggers’ focus on precision machining and practical design.

Key Features:

• Manufacturer: CMC Triggers
• Model: Stripped Upper Receiver (CMC-AR15-UR-STRIP)
• Caliber: 5.56x45mm NATO
• Gun Make: AR-15 Platform
• Finish Color: Matte Black
• Additional Features: Forged 7075-T6 Aluminum, M4 Feed Ramps, MIL-STD-1913 Picatinny Rail, Ships Stripped