This is a Armscor Magazine known as the ACT-MAG chambered in 9MM, model 49176.
This M&P ACT-MAG magazine is manufactured to the exact same specifications and tolerances used by Smith & Wesson and uses high quality manufacturing materials which guarantees excellent fit and reliable operation. This magazine is designed for a flush fit on a full-size M&P handgun.
Features:
Steel Magazine Body
Polymer Base Plate
Perfect Fit and Operation
