The Griffin Armament GP5 (brand part no. GAGP5-W) is a .223 REM/5.56 NATO suppressor built around a 1/2×28 thread mount. Griffin Armament finishes the GP5 in Black. The GP5 favors shooters who want a reliable suppressor for their .223 REM/5.56 NATO host.

Key Specifications

• Rated in .223 REM/5.56 NATO for focused sound suppression.
• Threaded 1/2×28 for direct attachment to compatible muzzle devices.
• Finished in Black.
• Built with 17-4 stainless steel and a tubeless, laser-welded ECO-FLOW baffle design.
• Delivers roughly 31 dB of sound attenuation.

Frequently Asked Questions

Is this an NFA item? Yes. As a suppressor, it's a Title II firearm requiring an approved ATF Form 4 and transfer through an NFA-licensed dealer.

What caliber is it rated for? .223 REM/5.56 NATO.

How does it mount? A 1/2×28 threaded direct-mount system, not a quick-detach mount.

Buy the Griffin Armament GP5 Suppressor

This is a Title II item regulated under the National Firearms Act. Purchase requires an approved ATF Form 4, no federal transfer tax and transfer through a licensed NFA (SOT/Class 3) dealer, with an extended federal approval wait before delivery. Order through Griffin Armament‘s silencers and suppressed firearms lineup and our Lubbock, Texas team will walk you through the transfer process.