Upgrade your rifle with this dependable 16″ .300 BLK complete upper receiver. Built for accuracy and smooth performance, it features a free-float 15″ M-Lok handguard for solid accessory mounting and improved barrel stability. The nitride BCG delivers reliable cycling and low-maintenance durability, while the full-length Picatinny rail gives you plenty of room for optics. Ready to pin onto any Mil-Spec lower, this upper is built in the U.S.A. and ready for work.

Includes: 16″ .300 BLK barrel (1:7 twist), 15″ M-Lok free-float handguard, nitride BCG, charging handle, clamp-on system with steel barrel nut and screws.

Reliable, modular, and ready to run.