The Griffin Armament Optimus 6 Dual-Lok FDE (Griffin Armament part no. GAOP6DLFDEW) is a 6mm-class suppressor finished in Flat Dark Earth Cerakote, built around Griffin’s Dual-Lok mounting system for a fast, secure, keyed attachment to a compatible muzzle device. At 6.68 inches long, it’s the longest variant in the Optimus 6 lineup, giving it a slightly longer sound-suppression path.

Key Specifications

• Rated for 6mm-class cartridges for focused, caliber-appropriate sound suppression.
• Measures 6.68 inches long, the longest configuration in the Optimus 6 lineup.
• Machined from 17-4 stainless steel for durability under sustained use.
• Uses Griffin’s Dual-Lok mounting system for a fast, secure, keyed attachment.
• Finished in Flat Dark Earth Cerakote to match tan and FDE-themed rifle builds.

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 mounts via Griffin’s Dual-Lok system. No tools are needed to attach or remove it once your muzzle device is installed.

How does its length compare to other Optimus 6 models? At 6.68 inches, it’s the longest configuration in the lineup.

Buy the Griffin Armament Optimus 6 Dual-Lok FDE 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.