ProMag 25 Round .40 S&W Smith & Wesson M&P Magazine, Blue - SMIA13

This steel replacement or extra magazine for the Smith & Wesson M&P chambered in 40 caliber.ProMag magazines are designed utilizing traditional stamping and welding of heat-treated high carbon steel. Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects.Features:Magazine body constructed of heat treated carbon steel with black oxide finishInjection molded magazine followerMagazine spring formed from heat treated chrome silicone wireMade in USA