The AB Suppressor F-4 (brand part no. F4-1/2-28) is a 9mm pistol caliber carbine suppressor weighing a light 4.5 ounces, built from 100% Grade 5 titanium and circumference welded for maximum strength. AB Suppressor designed the F-4 as a plug-and-play option for pistol caliber carbines, using a flush direct-thread mount on the barrel’s shoulder. The F-4 favors PCC shooters who want a lightweight titanium can without added bulk.

Key Specifications

• Chambered for 9mm pistol caliber carbine platforms.
• Weighs a light 4.5 ounces.
• Built from 100% Grade 5 titanium, circumference welded for maximum strength.
• Threaded 1/2×28 for a flush direct-thread mount on the barrel shoulder.

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.

What material is it built from? 100% Grade 5 titanium, circumference welded.

Buy the AB Suppressor F-4 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.