The AAC Piston enhances the versatility of AAC Silencers, enabling seamless adaptation to different host firearms with varying barrel threads. To switch the silencer to a different barrel thread pitch, simply select the appropriate piston and replace the current one located at the rear of the suppressor. Crafted from heat-treated stainless steel, all AAC pistons feature a bead-blasted matte finish for durability. Each piston is meticulously engraved with details indicating the thread diameter, thread pitch and the direction of rotation required for installation, ensuring precise and straightforward compatibility adjustments.

Report incorrect product description

Reviews

Q & A

Retail Stock

Compliance

Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).