MPN: BRK4033


  • Internal threads disrupt gas expansion resulting in less flash
  • Outside 13/16x16 thread compatible with Breek Arms CASTLE BLAST SHIELD C-Style Concussion Device
  • Cone shape lockup provides a tighter and more concentric fit
  • High performance 3-prong flash hider with incredible resonance reduction
  • Comes with a crush washer


  • Caliber: .30 Cal.
  • Material: 4140 Prehard Steel
  • Finish: Black Nitride
  • Outer Diameter:
    • Body: 0.73"
    • Muzzle End: 0.91"
  • Bore Diameter: 0.37"
  • Weight: 2.05 oz.
  • Length: 1.58"
  • Thread: 5/8"-24 TPI



  • 1x Breek Arms 3FO-S Short .30 Cal. Flash Hider with Outside Thread
  • 1x Crush Washer


Break Arms is known for making some excellent firearms accessories, and if you are looking for a solid flash hider to mount on your .30 Cal. rifle or SBR, you should check out their 3FO-S Short .30 Cal. Flash Hider with Outside Thread

Flash hiders are designed to disrupt and disperse the expanding gasses and unburnt powder coming out of the barrel, eliminating the chances of combustion outside the barrel and decreasing the visible flash.

Made from 4140 Prehard Steel, this flash hider has a 3-prong design with threads on the inside. This improves the disruption of the muzzle gasses. It also has threads on the outside, designed to accept the Breek Arms Castle Blast Can - an excellent muzzle device for small concussive firearms.

The Breek Arms 3FO-S Short .30 Cal. Flash Hider Is designed with a cone shape lockup, providing a tighter and more concentric fit. So, whether you have a 30-caliber rifle, AR pistol, or SBR, the 3FO-S Short flash hider by Breek Arms is an excellent option.

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