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Price history
Lowest in-stock price in the last 30 days: $54.99 at Ammunition Depot. Dashed line = out of stock. Tracking since Oct 28, 2026.
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Store
Latest
Lowest
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AR15Discounts
$54.99
$54.99
$54.99
Ammunition Depot
$54.99
$54.99
$54.99
Brownells
$54.99
$54.99
$54.99
Dirty Bird
$54.99
$54.99
$54.99
Kentucky Gun Co
$54.99
$54.99
$54.99
Palmetto State Armory
$55.99
$55.99
$55.99
Since Oct 28, 2026.
About this part
The Breek Arms Sentinel Caged Flash Hider for 3QD 9mm 5/8x24 TPI is a flash hider from Breek Arms. It's sold by 6 stores (3 in stock), from $54.99 to $55.99. The lowest in-stock price in the last 30 days was $54.99 at Ammunition Depot.
Discover the ultimate upgrade for your 9mm firearm with the Breek Arms Sentinel Caged Flash Hider for 3QD 9mm 5/8x24 TPI. Engineered for tactical enthusiasts and competitive shooters, this low-profile muzzle device delivers superior flash suppression without compromising on durability or performance. Say goodbye to blinding muzzle flare during low-light operations and hello to a clearer sight picture that keeps you on target. Key Features Advanced Flash Mitigation: The innovative caged design disperses and redirects combustion gases, significantly reducing visible muzzle flash for enhanced visibility in dim conditions. Breek-LOK 3QD Compatibility: Seamlessly integrates with the Breek-LOK 3QD quick-detach suppressor system, allowing for rapid attachment and removal of compatible suppressors without tools. Robust Construction: Crafted from 4140 hardened steel with a nitride/Melonite finish, it offers exceptional corrosion resistance and longevity even in harsh environments. Precision Engineering: Internal threads reinforce gas disruption, outperforming traditional flash hiders while maintaining a compact profile to avoid interference with holsters or accessories. Technical Specifications Muzzle Device Type: Caged Flash Hider Threads: 5/8x24 TPI - Ideal for 9mm carbines and pistols with matching barrel threading Cartridge Compatibility: Optimized for 9mm Luger Finish: Black Nitride for superior wear protection Dimensions: Length: 2.25 inches; Outer Diameter: 0.94 inches; Bore: 0.38 inches Weight: 2 ounces - Lightweight to minimize added bulk Includes: Peel washer for secure, timed installation Why Choose the Breek Arms Sentinel? In the world of tactical firearms accessories, the Sentinel stands out by addressing common shooter pain points like night blindness from flash and cumbersome suppressor swaps. This 9mm flash hider not only hides flash effectively but also ensures your setup remains balanced and suppressor-ready. Whether you're running a PCC in competitions or a suppressed pistol for home defense, its caged structure eliminates the unwanted 'tuning fork' vibration of open-prong designs, providing a more stable shooting experience. Built to withstand rigorous use, it empowers you to focus on precision rather than distractions. Upgrade your 9mm platform today with the Breek Arms Sentinel Caged Flash Hider. Experience the difference in flash reduction and suppressor versatility - order now and elevate your shooting performance. Frequently Asked Questions Q: Is the Sentinel compatible with all 9mm suppressors? A: It is specifically designed for the Breek-LOK 3QD system, ensuring a secure and quick-detach fit with compatible 1.375x24 HUB suppressors. Always verify compatibility with your suppressor model. Q: Does this flash hider reduce recoil? A: While primarily focused on flash suppression, the caged design offers minimal recoil mitigation through gas redirection, though it's not a dedicated muzzle brake. Q: How do I install the Sentinel on my 9mm barrel? A: Thread it onto your 5/8x24 barrel using the included peel washer for proper timing. Ensure a secure fit with your armorer's wrench, and torque to manufacturer specifications.