The Bersa B22 Modular Rimfire Suppressor is a .22 LR can built from 6AL-4V titanium and 17-4 stainless steel with a high-temperature Cerakote finish (Bersa part no. BS-10001). Without tools it switches in seconds between a compact 3.41-inch, 4.5-ounce setup and a full-size 5.8-inch, 6.4-ounce setup. Bersa rates it for .17 HMR, .22 WMR, 5.7×28 and full-auto use with .22 LR. A replaceable thread adapter system fits a wide range of host muzzle threads. It suits a shooter who wants one durable can for rimfire rifles, pistols and 5.7×28 hosts.

Key Specifications

• Bersa lists calibers of .22 LR, .22 WMR, .17 HMR, .17 WSM and 5.7×28, so one can follows several rimfire hosts.
• It is full-auto rated with .22 LR, per Bersa.
• The mount is a 1/2×28 direct thread, the standard on threaded rimfire barrels.
• Materials are 6AL-4V titanium and 17-4 stainless steel, light and heat-tolerant.
• The finish is black high-temperature Cerakote.
• The compact configuration is 3.41 inches long, for the shortest overall system.
• The compact configuration weighs 4.5 ounces, keeping a rimfire pistol balanced.
• The full-size configuration is 5.8 inches and 6.4 ounces, for maximum sound reduction.
• Bersa reports about 42 dB of reduction, roughly 114 dB in the full configuration.
• A replaceable thread adapter system fits a broad range of host muzzle threads, with the user-serviceable titanium baffle stack cleaning in solvent or an ultrasonic cleaner.

Frequently Asked Questions

Can I change the length of the B22? Yes. It converts without tools from the compact 3.41-inch, 4.5-ounce setup to the full-size 5.8-inch, 6.4-ounce setup in seconds.

Do I need ATF approval to buy this? No. As of October 9, 2026, ATF no longer requires Form 4 approval, registration or a tax stamp for suppressors. It transfers on a Form 4473 with a background check through a Class 3 (SOT) dealer. State and local laws still apply.

What warranty does Bersa give? Bersa backs the B22 with the Bersa USA Limited Lifetime Warranty.

Buy the Bersa B22 Modular .22 LR Rimfire Suppressor

As of October 9, 2026, this suppressor transfers on a Form 4473 with a background check at your Class 3 (SOT) dealer, with no Form 4 or tax stamp; state and local laws still apply. Order through Bersa‘s suppressors lineup and our Lubbock, Texas team will handle the transfer, and it ships fast to your Class 3 dealer.