The TacFire MZ1021 Thread Crown Muzzle Brake is a steel muzzle device finished in black oxide and made in the USA for .223/5.56 (5.56x45mm NATO) AR-15 barrels. It threads on with a 1/2″-28 tpi pattern and measures 2.05 inches overall. The crown-style ports redirect gas to help manage muzzle rise and support faster follow-up shot control. Its compact profile is compatible with standard .223/5.56 rifle configurations.
Key Specifications
- Intended for .223/5.56 (5.56x45mm NATO) barrels.
- Thread pattern is 1/2″-28 tpi.
- Overall length is 2.05 inches.
- Outer diameter is 0.87 inches.
- Constructed from steel.
- Finished in black oxide.
- Model style is Thread Crown.
- Product type is muzzle brake.
- Manufactured in the USA.
Durable steel construction, a concise 2.05-inch profile, and simple thread-on installation make the MZ1021 a practical muzzle device for AR-15 owners running .223/5.56. Its crown-style design and serviceable finish offer a straightforward, reliable option for shooters seeking a compact, factory-style muzzle brake with U.S. manufacture.





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