Magpul AMAG 21 SG9 9mm Magazine for SIG P320

The Magpul AMAG 21 SG9 is a 21-round 9mm handgun magazine designed for the SIG Sauer P320. It combines a stainless-steel body with polymer sub-components and includes features intended to support practical handling, maintenance, and identification.

Key Specifications

• The magazine holds 21 rounds of ammunition.
• It is chambered for 9mm cartridges.
• The magazine fits the SIG Sauer P320.
• The magazine body uses stainless steel with polymer sub-components.
• The product type is a handgun magazine.
• The magazine includes a high-visibility, controlled-tilt follower.
• A stainless-steel spring supports the magazine assembly.
• The flared floorplate is removable for cleaning and maintenance.
• A paint-pen dot matrix allows magazine marking.
• Capacity-indicator windows begin at five rounds and continue along the spine in one-round increments.

With its durable metal-and-polymer construction, clear capacity indicators, and removable floorplate, the AMAG 21 SG9 provides a straightforward magazine option for SIG Sauer P320 owners seeking organized equipment for range use and routine maintenance.

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