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Ultradyne USA Mercury Muzzle Brake – 1/2×28 Thread for 5.56/.223

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SKU: UD10670  |  UPC: 851019008279

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Aggressive and Effective –  Muzzle Brake for .223 | 5.56 AR15

MERCURY has been meticulously engineered for the .223 | 5.56 caliber to provide superior recoil reduction and neutralize muzzle rise with a smooth, balanced release of blast energy. Progressive 90º side ports vent combusting gases at intervals that spread out the recoil impulse for efficient, accurate follow-up shots. Like all Ultradyne muzzle devices, a timing nut is included for easy installation.

Ultradyne USA Mercury Muzzle Brake - 1/2x28 Thread for 5.56/.223

MERCURY is the choice for those seeking a compact, lightweight muzzle device with smooth recoil characteristics.   A timing nut is included for easy installation.

PROGRESSIVE 90 DEGREE PORTS
Ultrasmooth recoil reduction and minimal shooter distraction.

100% CNC MACHINED IN THE USA
416 Stainless Steel with an ultra-rugged salt bath nitride finish.

Mercury 223 | 5.56 Technical Specs

  • CALIBER .223 | 5.56 or smaller
  • BARREL THREAD 1/2-28 UNEF-2B
  • MATERIAL
    • 416 Stainless Steel
    • Salt Bath Nitride Finish
  • MOUNTING Shrouded Timing Nut
  • MASS
    • Brake Only 87 grams | 3.1 ounces
    • Total 110 grams | 3.9 ounces
  • DIMENSIONS
    • Length 62 mm | 2.43 inches
    • OD 22 mm | 0.865 inches
  • WRENCH FLATS 3/4 inch

The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.

If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.

Ultradyne USA Warranty

  • For warranty information about any Ultradyne USA products, you can email them directly at sales@ultradyneusa.com or call them at 573-299-0900.
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