The Sig Sauer P320/M17/M18 Handgun Magazine Coyote Brown 9mm Luger 21/Rd is an extended-capacity factory magazine designed to keep your P320 platform running smoothly. Built around a durable steel body with a polymer follower and coyote-colored baseplate, this magazine offers dependable feeding and a clean, OEM fit for full-size P320 pistols and P320-M17/M18 variants.

This 21-round magazine is ideal for extended range sessions, training days, or as a ready spare to minimize reloads. Its coyote finish pairs well with M17-style setups while remaining practical for everyday use. Whether you are refining your skills on the range or keeping a spare magazine on hand, this factory Sig Sauer mag reflects the brand’s focus on reliability and thoughtful design.

• Manufacturer: Sig Sauer
• Model: P320/M17/M18 9mm 21-Round Magazine
• Caliber: 9mm Luger
• Capacity: 21 Rounds
• Material: Steel Body With Polymer Follower And Baseplate
• Finish Color: Coyote