The Griffin Armament Optimus 6 Utility Mount (Griffin Armament part no. GAOP6UMW) is a 6mm-class suppressor machined from 17-4 stainless steel and finished in black Cerakote, built around Griffin’s Utility Mount system for straightforward attachment to a compatible muzzle device. At 6.02 inches long, it delivers real sound reduction for 6mm rifles without adding excessive length to the setup.

Key Specifications

• Rated for 6mm-class cartridges for focused, caliber-appropriate sound suppression.
• Measures 6.02 inches long, the shortest configuration in the Optimus 6 lineup.
• Machined from 17-4 stainless steel for durability under sustained use.
• Uses Griffin’s Utility Mount system for straightforward attachment to a compatible muzzle device.
• Finished in black Cerakote for added corrosion resistance and a low-visibility look.
• Weighs approximately 15.2 ounces, the lightest configuration in the Optimus 6 lineup.
• Measures 1.73 inches in diameter across all Optimus 6 mounting configurations.
• Rated for full-auto fire for use on select-fire hosts.
• Reduces muzzle report by roughly 22 dB for measurably quieter shooting.

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.

How does it mount? It uses a 1.375×24 threaded hub mount, a direct-thread interface, not a quick-detach can.

What finish does it come in? Black Cerakote over a stainless steel core.

Buy the Griffin Armament Optimus 6 Utility Mount 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.