ProMag SMI23 9mm 10-Round Magazine for S&W M&P

Description

ProMag SMI23 is a 10-round replacement magazine designed for Smith & Wesson M&P series pistols in 9mm. The magazine body is constructed from heat-treated blued steel and uses an injection-molded polymer follower and components for reliable operation. The spring is formed from chrome-silicon wire and heat-treated to maintain consistent feeding. This double-stack, detachable magazine is made in the USA and intended as a spare or replacement for range, duty, or everyday carry preparedness.

Key Specifications

• Caliber is 9mm.
• Capacity is 10 rounds.
• Designed to fit S&W M&P series pistols.
• Magazine body constructed from heat-treated blued steel.
• Follower, lock-plate, and base-plate use a DuPont Zytel-based black polymer.
• Spring wound from chrome-silicon wire and heat-treated for strength.
• Configured as a double-stack detachable magazine.
• Finish is blued.
• Product type is a detachable magazine.
• Manufactured in the United States.

Durable steel construction combined with polymer internals and a heat-treated spring makes the SMI23 a practical spare or replacement for owners of S&W M&P 9mm pistols. Its double-stack design and proven materials deliver straightforward reliability for range use, duty applications, or as part of a prepared, no-nonsense gear setup.