The ProMag SIG P365 magazine increases available capacity for compatible Sig Sauer P365 and P365XL pistols while maintaining a compact profile. It features a heat-treated steel body with a blued finish and an injection-molded follower to support reliable feeding. The magazine spring is formed from heat-treated chrome-silicon wire and the unit is made in the USA.
Key Specifications
- The magazine holds 20 rounds.
- Chambered for 9mm (9mm Luger) cartridges.
- Designed to fit Sig Sauer P365 and P365XL pistols.
- The magazine body is constructed from heat-treated steel.
- The external finish is blued.
- Features an injection-molded magazine follower.
- Uses a spring formed from heat-treated chrome-silicon wire.
- Overall dimensions are approximately 1.00 x 1.50 x 6.55 inches.
- Application listed as centerfire pistol.
- Manufactured in the USA.
With its increased capacity and durable steel construction, this magazine is a practical addition for range use and lawful everyday carry setups where higher capacity is permitted. Its straightforward design and quality construction provide consistent feeding and simple maintenance for regular use.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




