Tacfire BU-300-5 Complete Upper .300 Blackout 5"

Tacfire .300 Blackout Complete Upper Assembly

The Tacfire BU-300-5 is a complete upper assembly designed for shooters who demand reliable performance in a compact package. This upper is chambered in .300 Blackout, a cartridge prized for its versatility in both suppressed and unsuppressed applications.

Key Features

• Barrel: 5" black nitride-finished barrel for corrosion resistance and durability
• Caliber: .300 Blackout, ideal for subsonic and supersonic ammunition
• Included: Bolt carrier group (BCG) for immediate functionality
• Finish: Professional black nitride coating throughout
• Design: Complete upper assembly—no additional components needed for installation

Performance and Application

The .300 Blackout cartridge excels in short-range precision work and pairs exceptionally well with sound suppressors. The 5" barrel length makes this upper suitable for close-quarters work, home defense, and tactical training. The included bolt carrier group is engineered to reliable specifications.

Installation

This complete upper assembly installs directly onto any compatible AR-pattern lower receiver. No gunsmithing required. Simply secure the upper to your lower, and you're ready to function-test and shoot.

Quality and Reliability

Tacfire components are manufactured to deliver consistent performance. The black nitride finish protects against corrosion while maintaining a professional appearance.