The Griffin Armament Optimus Micro Suppressor (brand part no. GAOPM-W) is a .223 REM/5.56 NATO suppressor, machined from stainless steel, threaded 1/2-inch-28 tpi. Griffin Armament builds it for shooters who want dependable sound suppression without unnecessary bulk.

Key Specifications

• Rated for .223 REM/5.56 NATO ammunition for focused sound suppression.
• Threaded 1/2-inch-28 tpi for attachment to a compatible muzzle device.
• Machined from Stainless Steel for durable, long-term use.

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.

What mount does it use? A 1/2-inch-28 tpi threaded direct-mount system.

Buy the Griffin Armament Optimus Micro Suppressor, .223 REM/5.56 NATO

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.