Promag Steel Magazine Smith & Wesson M&p Compact 9mm Blued 12 Rd.

This magazine from ProMag has a body constructed from heat treated steel. It features an injection molded magazine follower and a spring formed from heat-treated chrome silicon wire.

Features:Fits S&W M&P Compact series 9mm pistol;Magazine body constructed from heat treated steel;Injection molded magazine follower;Magazine spring formed from heat treated chrome silicone wire