OSS: HX-QD ELR Suppressor, .408

OSS : 1997
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The HX-QD® ELR (Extreme Long Range) is the optimal choice for large bore calibers. A patented and proven Flow-Through® suppressor perfect for precision shooters demanding unmatched repeatability, it is ideal when shooting .338 Lapua Magnum and similar cartridges, and is rated up to .408 Cheytac.



  • Flow through baffle design  
  • Vastly reduces blowback when compared to standard baffle silencers 
  • Fully welded design
  • OSS suppressors self tighten
  • Brake and suppressor have LH threads
  • Compatible only with Muzzle Brake-QD ELR
  • 17-4 heat treated stainless steel and grade 5 titanium
  • Cerakoted Black



  • 131 – 135 dB on 24” .300 WM bolt-action rifle using 190 gr ammo

  • 133 – 137 dB on 24” .300 Norma bolt-action rifle using 190 gr ammo
  • 134 – 138 dB on 26” .338 Lapua bolt-action rifle using 285 gr ammo
  • Weight: 23.4 oz.
  • Length: 9.1 in.
  • Diameter: 1.75 in.



  U.S. Government Export Restriction

This item is restricted for export by the State Department and Department of Commerce. Make sure that you are familiar with all applicable laws.  ITAR Information.


FFL Requirements


This item has to ship to an FFL. Please read the attached information. Shipping Rules.