ProMag Polymer Pistol Magazine Sig Sauer P229 .40 S&W 50-Round Black 50RD

ProMag Polymer Pistol Magazine Sig Sauer P229 .40 S&W 50-Round Black 50RD. The follower is injection molded and the magazine spring formed from heat treated chrome silicon wire. Specifications for ProMag Polymer Sig Sauer P229 .40 S&W 50-Round Pistol Magazine: Manufacturer: ProMag Gun Model: SIG Sauer P229 Caliber: .40 S&W Magazine Capacity: 50 Round Package Contents: ProMag Polymer Sig Sauer P229 .40 S&W 50-Round Pistol Magazine What firearm models does the manufacturer say ProMag Polymer Sig Sauer P229 .40 S&W 50-Round Pistol Magazine is compatible with? The manufacturer suggests that ProMag Polymer Sig Sauer P229 .40 S&W 50-Round Pistol Magazine is compatible with SIG Sauer P229ProMag DRM-A74-50RD: Polymer Pistol Magazine Sig Sauer P229 .40 S&W 50-Round Black