The Sig Sauer P365 12-Round 9mm Magazine (part no. MAG-365-9-12) is a 12-round 9mm magazine built to fit P365. Sig Sauer builds it for a reliable feed and a secure fit in the magazine well for consistent feeding. It’s a solid pick for shooters who want a dependable spare for concealed carry, home defense, and range use. Whether you’re stocking up on spares or replacing a worn-out magazine, the Sig Sauer P365 12-Round 9mm Magazine is built to run when you need it.

Key Specifications

• Chambered for 9mm ammunition.
• Holds 12 rounds per magazine.
• Part of the manufacturer’s P365 product line.
• Built as a extended design.
• Weighs about 0.3 lb, light enough to carry as a spare.
• Ships in retail packaging, about 1.9 x 4.1 inches.
• Sold as a single, standalone magazine.
• Manufactured by Sig Sauer.
• Sold as a factory Sig Sauer magazine, not an aftermarket copy.
• Cataloged under our handgun magazines selection at Schaefer Defense.

Frequently Asked Questions

How many rounds does the Sig Sauer P365 12-Round 9mm Magazine hold? It holds 12 rounds of 9mm.

What does the Sig Sauer P365 12-Round 9mm Magazine fit? It’s built to fit P365. Always confirm fit against your exact make and model before ordering.

Buy the Sig Sauer P365 12-Round 9mm Magazine

Order the Sig Sauer P365 12-Round 9mm Magazine from our Lubbock, Texas gun shop for fast shipping. Browse more handgun magazines at Schaefer Defense.