ProMag Sig Sauer P320 9mm 17 Round Magazine-Blued Steel

The ProMag Sig Sauer P320 9mm 17 Round Magazine fits Sig Sauer P320 9mm pistols. The magazine body is constructed of heat treated steel with a black oxide finish and an injection molded magazine follower. The magazine spring is formed from heat treated chrome silicone wire and is made in the USA.