The TacFire AR-15 Complete Built Upper is a factory-assembled upper receiver package chambered for .223 REM/5.56 NATO and equipped with a compact 10.50″ black nitride barrel. It includes an M-LOK handguard and a 1:8 rate of twist to accommodate a broad range of bullet weights. The assembly is intended for installation on compatible AR-15 lower receivers to create a compact, serviceable rifle configuration.
Key Specifications
- Chambering is .223 REM/5.56 NATO.
- The barrel measures 10.50″ for compact handling.
- The barrel finish is Black Nitride for enhanced surface hardness and corrosion resistance.
- The handguard style is M-LOK for modular accessory attachment.
- The twist rate is 1:8 to stabilize a wide range of projectiles.
- The listed weight is 4.118 (unit as provided in source data).
- The listed shipping weight is 4.118 (unit as provided in source data).
This complete upper provides a compact, durable solution for shooters seeking a short-barrel 5.56 NATO assembly with a corrosion-resistant finish and modular attachment options. Its combination of a 10.50″ barrel and 1:8 twist offers a balance of maneuverability and stable bullet performance for close- to mid-range use; the M-LOK handguard supports customization to suit a range of practical shooting needs.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.
