The ProMag magazine (manufacturer part number SIG-A3) is a 13-round 9mm magazine for the Sig Sauer P228, finished in blued steel.

Key Specifications

• Holds 13 rounds of 9mm.
• Compatible with Sig Sauer P228.
• Finished in Blued Steel.
• Manufactured by ProMag.
• Weighs about 0.25 lb shipped.
• The 9mm chambering is also known as 9x19mm Parabellum.
• Ships empty — no ammunition is included.
• A direct-fit replacement or spare magazine, not a loader or extension accessory.
• Always confirm exact model/variant fitment against your specific firearm before ordering.

Frequently Asked Questions

What does this magazine fit? It’s built for Sig Sauer P228. Always confirm your exact model/variant before ordering, since magazine fitment can vary by generation.

What’s the capacity and caliber? It holds 13 rounds of 9mm.

Buy the ProMag Sig Sauer P228 9mm 13-Round Magazine, Blued Steel

Ships fast from a Lubbock, TX gun shop on the ProMag Sig Sauer P228 9mm 13-Round Magazine, Blued Steel from ProMag, part of our Handgun Magazines selection. Pick up a dependable spare or replacement magazine.