OSS HX-QD 5.56mm

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OSS HX-QD 556

The HX-QD 556 is the optimal choice for the widest range of 5.56 caliber rifles.  Focusing strongly on a maximum sound performance, the HX-QD 556 is ideal for shooters who are more concerned with maximum suppression over size and weight.  As with all of the OSS Helix style silencers, the patented Flow-Through technology of this silencer redirects the expanding gasses in a helical pattern allowing the gas to expand and cool as they move through the silencer body.  This unique design also means that the expanding gas generate torque on the silencer and snugging it onto the mount.  As the gas moves through the 17-4 stainless and Grade 5 tita... Read More
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Manufacturer OSS Suppressors
Weight 17.6 oz
Warranty Lifetime Warranty

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OSS HX-QD 5.56mm

OSS HX-QD 5.56mm

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Weight17.6 oz17 oz13.1 oz
LengthNA6.2"7"
Diameter1.6"1.5"1.5"
Caliber5.56mm (.223)5.56mm (.223)5.56mm (.223)
Caliber Rating5.56mm (.223)5.7x28 FN | 5.56mm (.223)5.56mm (.223)
ColorBlackNABlack
FinishCerakote™High Temperature Cerakote™Cerakote™
Build Material17-4 Stainless Steel | Grade 5 TitaniumInconel 718Titanium | Inconel 718
Sound ReductionNANA32 dB (from manufacturer)
Mount StyleNASurefire SOCOM QD MountBi-Lock
Thread PitchNANANA
User ServiceableNoNoNo
Full-Auto RatedFull-Auto RatedFull-Auto RatedFull-Auto Rated
Min 556 BarrelNA7"10.25"
WarrantyLifetime WarrantyLifetime WarrantyLifetime Warranty
Min 300Blk BarrelNANANA
Min 762 BarrelNANANA
Min Magnum BarrelNANANA
Product Status
OUT OF STOCK
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