The TacFire BU30818 is a complete AR-10 upper assembly chambered in .308 Win and configured with an 18-inch black nitride barrel. It includes a bolt carrier group, black anodized receiver, and M-LOK handguard for a straightforward AR-platform build.

Key Specifications

• The product type is a complete upper assembly.
• The listed chambering is .308 Win.
• The barrel measures 18 inches.
• The barrel has a black nitride finish.
• The receiver is finished in black anodized.
• The handguard uses the M-LOK attachment system.
• The upper is configured as optic ready.
• The package includes a bolt carrier group.
• The receiver material is identified as 7075-T6 aluminum.
• The listed weight is 6.98.

With its complete configuration and practical 18-inch barrel, the BU30818 provides a solid foundation for an AR-platform project in .308 Win. Its M-LOK handguard, optic-ready setup, and included bolt carrier group keep the assembly focused and functional.