ProMag SIG P220 .45 ACP 10rd Blued Steel Magazine

Replacement magazine designed for SIG Sauer P220 pistols chambered in .45 ACP. Constructed with a heat-treated blued-steel body and polymer follower, lock-plate, and base-plate for durable performance. The spring is wound from chrome-silicon wire and heat-treated for consistent feeding. Suitable for range use and duty or carry applications where local laws permit.

Key Specifications

• Chambered for .45 ACP.
• The magazine holds 10 rounds.
• Designed to fit Sig P220 pistols.
• Constructed from steel/polymer materials.
• Finished in blued steel.
• Manufactured by ProMag.
• Uses a spring made from chrome-silicon wire.
• Includes a follower, lock-plate, and base-plate molded from proprietary DuPont Zytel-based polymer.
• Assembled and quality-checked in the U.S.A.

This ProMag magazine offers a rugged, serviceable option for SIG P220 owners seeking a reliable 10-round blued steel magazine. The combination of a heat-treated steel body, treated spring, and polymer components delivers consistent feeding and durable function for regular range use or duty environments. Its straightforward design and OEM-fit profile make it a practical choice for shooters who prioritize dependable performance and proven materials.