The OA Defense 2311 is a precision-engineered firearm that combines outstanding performance with unmatched versatility. Crafted to deliver exceptional speed and pinpoint accuracy, it is built to endure the tough demands of law enforcement and duty use. Designed for professionals who require reliability and high-performance in critical situations, the 2311 stands strong under pressure while maintaining peak accuracy. Its rugged construction and innovative features make it the ideal choice for those who demand a firearm that performs flawlessly in both high-stakes environments and day-to-day operations.

The OA 2311 full-size model in high desert sage finish combines durability with a distinctive look
This firearm features a durable polymer grip for enhanced comfort and control
The 5 Inches barrel, combined with a 17+1 magazine capacity, delivers a powerful balance of firepower and maneuverability for self-defense or duty use

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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.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

Must be 21 or older to purchase.

California 10+ Round Magazine Buyers: PSA values your freedom and constitutional rights above all else. However, PSA will not accept new orders nor will ship any order until the Ninth Circuit Federal Court of Appeals mandate becomes finalized. Once this mandate is finalized, we will start accepting new orders and ship 10+ round magazines to California Customers.

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).