The ETS Omega 30-round 9mm extended magazine for SIG Sauer P320 pistols delivers high capacity, lightweight performance, and reliable feeding for extended shooting sessions. Constructed from durable translucent polymer, this SIG P320 extended magazine allows for quick visual round checks while resisting impact, heat, and wear. This magazine features an anti-tilt follower, reinforced feed lips, and a high-tension spring, to ensure smooth, consistent cycling. Compatible with most SIG Sauer P320 9mm full-size and compact models, this ETS Omega magazine is ideal for range use, training, and competition where fewer reloads and dependable performance matter.

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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.

It is the customer’s responsibility for understanding state laws regarding magazine capacities. Palmetto State Armory abides by all state regulations regarding the sale of high capacity magazines. We DO NOT ship high-capacity magazines with firearms to certain states. We WILL NOT replace high capacity magazines with state compliant magazines. We DO NOT offer refunds in place of the magazines. Please see our terms and conditions for a list or restricted states.

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.