ProMag Drum Magazine — S&W M&P9, 9mm, 50rd

This ProMag drum magazine provides extended capacity for range sessions, training, and competition with compatibility for Smith & Wesson M&P9 pistols. The magazine uses a polymer body and a reinforced upper tower for reliable feeding. Components include an injection-molded follower and a heat-treated stainless steel spring, and the unit is made in the USA.

Key Specifications

• The magazine holds 50 rounds for extended shooting sessions.
• Designed to fit Smith & Wesson M&P9 pistols.
• Compatible with 9mm cartridges.
• The magazine body is constructed from a proprietary DuPont Zytel–based polymer.
• Features a blue steel upper magazine tower for added durability at the feed lips.
• Includes an injection-molded follower to aid consistent feeding.
• The magazine spring is formed from heat-treated stainless steel.
• Model type is a Drum magazine.
• Color finish is black.
• Manufactured in the United States.

With substantial capacity and a polymer construction that balances weight and durability, this ProMag drum magazine is suited to shooters who prioritize extended loading for range work, drills, and competitive formats. Its reinforced components and U.S. manufacture make it a practical choice for users seeking a high-capacity magazine that integrates with Smith & Wesson M&P9 pistols.