Obsidian45™ Suppressor Caliber Ratings
The Obsidian45™ is not only the quietest 45 suppressor on the market, but the most versatile. With it’s mount and baffles machined from 17-4 Stainless Steel, the Obsidian45 is a breeze to clean. It can also handle calibers beyond other dedicated pistol suppressors on the market. Check out the Obsidian 45 Suppressor’s caliber ratings below.
Obsidian45™ Suppressor Caliber Ratings:
| Belt Fed Rated® for Pistol Calibers Up to 45 ACP | ||
| Caliber | Barrel Length Restriction | Subsonic or Supersonic |
| .22 lr | None | Both |
| 9mm | None | Both |
| 9x39mm | 5″ or longer | Subsonic |
| 10mm | None | Both |
| 460 Rowland | 5″ or longer | Both |
| .458 SOCOM | 16″ or longer | Subsonic |
| 45-70 | 16″ or longer | Both |
| 450 Bushmaster | 16″ or longer | Both |
| 45 Long Colt | None | Both |
| 45 Super | 5″ or longer | both |
| 44 Magnum | 16″ or longer | Both |
| .44 Special | 6″ or longer | Both |
| 357 Magnum | 12″ or longer | Both |
| 38 Special | 12″ or longer | Both |
| 350 Legend | 16″ or longer | Both |
| 300 Blackout | 8″ or longer | Subsonic |
| 30/30 | 8″ or longer | Subsonic |
| .40 | None | Both |
The Obsidian45 uses different mounts in order to be compatible with a multitude of firearms. To learn more about the Obsidian’s mounting options check out our Pistol Suppressor Attachments Guide.
Not quite sure what thread pitch your firearm is? Our Thread Pitch Guide has you covered.
Check out our selection of Rifle Suppressors and Pistol Suppressors. Learn about what makes us different here Why Rugged Suppressors.