The AB Suppressor F-4/F-4L (brand part no. F4L1228) is a 9mm pistol caliber carbine suppressor built from 100% Grade 5 titanium and circumference welded for maximum strength, weighing between 4.5 and 5.6 ounces depending on configuration. AB Suppressor designed the F-4/F-4L as a follow-up to its Sabre line, threaded 1/2×28 for direct attachment. The F-4/F-4L favors PCC shooters who want a lightweight titanium can.

Key Specifications

• Chambered for 9mm pistol caliber carbine platforms.
• Built from 100% Grade 5 titanium, circumference welded for maximum strength.
• Threaded 1/2×28 for direct attachment.

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? 9mm.

How does it mount? It’s threaded 1/2×28 for direct attachment to a compatible muzzle device, a direct-thread mount, not quick-detach.

Buy the AB Suppressor F-4/F-4L 9mm PCC Suppressor

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