TacFire BU-300-10 .300 Blackout 10-Inch Upper Assembly

Description

The TacFire BU-300-10 is a complete upper assembly for an AR-platform build, chambered in .300 Blackout. It combines a 10-inch Black Nitride barrel with an M-LOK handguard and includes a bolt carrier group for rifle assembly and upgrading projects.

Key Specifications

• The .300 AAC Blackout chambering supports builds configured around this cartridge.
• The 10-inch barrel provides the compact length specified for this upper assembly.
• The 1:8 twist stabilizes compatible .300 Blackout projectiles.
• The Black Nitride barrel finish provides the specified surface treatment.
• The M-LOK handguard supports compatible accessory mounting.
• The Black handguard finish matches the upper assembly’s subdued appearance.
• The Black Anodized finish covers the receiver according to the listed configuration.
• The receiver uses 7075-T6 aluminum as specified for this assembly.
• The upper has no included sights and is listed as optic ready.
• An included bolt carrier group and charging handle provide key components for the stated upper configuration.

This upper is suited to builders working on an AR-platform .300 Blackout project who want a complete 10-inch assembly with an M-LOK handguard and included bolt carrier group.