Specifically designed for use with the Smith & Wesson® M&P®9, the 23-Round Magazine with Adapter is a genuine S&W factory magazine, designed to deliver exceptional service and consistent operation in any target shooting or training application. Featuring a durable stainless steel body with a corrosion-resistant finish and a polymer adapter to ensure a flush fit and consistent service with your M&P® 9MM Pistol. The high-tensile steel spring and polymer follower ensure smooth, reliable feeding performance. What’s more, the precision-engineered design provides a sure fit for dependable, field-ready performance you can depend on, and the removable floor plate/adapter allows for quick disassembly when maintenance and cleaning are required. Pick up a spare 23-round M&P9 magazine or two today and enjoy reliable field performance and consistent operation with your favorite Smith & Wesson.