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Threading a suppressor on and off every time you swap hosts gets old fast. The Rugged Suppressors OA010 3-Lug Adapter fixes that by converting a .578×28 threaded barrel into a 3-lug interface, so a .45 ACP can riding on Rugged's .45 ACP 3-Lug Mount snaps on and off in seconds with a simple twist and lock. It is the setup most folks running an Obsidian45 across multiple hosts end up going with, and for good reason.
The standout feature here is Rugged's patented Go/No Go Gauge. It gives you a quick visual confirmation that the suppressor is fully seated and locked to the mount before you fire, which takes the guesswork out of quick-detach mounting. Steel construction and a matte black finish keep it low profile and durable through plenty of mounting cycles, and the CNC-machined threads keep everything aligned and concentric. One thing worth knowing before you order: the .45 ACP 3-lug pattern is larger bore than the 9mm version, and the two are not interchangeable, so make sure you are pairing this with a .45 ACP 3-lug mount.
Installation is straightforward. Rugged recommends a thread locker like Red Loctite or Rocksett and torquing the adapter to 20 to 25 ft-lbs on the barrel. Once it is set, it stays put and your suppressor does the coming and going. Keep in mind this adapter is intended for fixed-barrel hosts like pistol caliber carbines and subguns rather than tilting-barrel handguns, since a QD mount adds weight the recoil system of a tilting-barrel pistol is not built to cycle.
If you have a .45 PCC wearing .578×28 threads and an Obsidian45 or another .45 can with a compatible 3-lug mount, this adapter is the missing link that makes swapping between hosts painless. Rugged backs its gear with solid machining and a no-nonsense design, and this little piece of steel is no exception.
No. The .45 ACP 3-lug pattern is dimensionally different from the 9mm spec, and the two are not interchangeable. This adapter is built to pair with .45 ACP 3-lug mounts, including Rugged's own .45 ACP 3-Lug Mount used with the Obsidian45.
Thread it onto a .578×28 muzzle and secure it with Red Loctite or Rocksett, torqued to 20 to 25 ft-lbs per Rugged's guidance. Once installed, it stays on the barrel permanently and your suppressor attaches and detaches at the 3-lug interface. Make sure the threads and shoulder are clean before applying thread locker for the best hold.
It is Rugged's patented visual indicator that confirms your suppressor is fully seated and locked onto the 3-lug interface. A quick glance tells you whether the can is properly attached before you fire, which removes the guesswork that comes with most quick-detach systems.
This adapter is intended for fixed-barrel hosts like pistol caliber carbines and subguns. Tilting-barrel handguns rely on a booster assembly to cycle reliably with a suppressor, and a rigid 3-lug adapter does not provide that. For a threaded .45 pistol, stick with a piston-style direct thread setup instead.
| UPC | 859383006921 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | OA010 |
| Color | Black |
| Length | 1.5 |
| Model | |
| Package Height | 3.0 |
| Package Width | 2.0 |
| Product Type | Accessory-Silencer Accessories |
| Shipping Weight | 0.15 |
| Thread Pattern | .578"x28 |
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