Beef up your round capacity with the D&H Tactical SIG SAUER P320 9mm Luger 30-Round Handgun Magazine. This 30-round magazine features strong carbon-steel construction with a laser-welded body that's protected with a nitrocarburized (QPQ) Hostile Environment Finish. The stainless steel 17-7PH spring delivers years of unrelenting tension and total protection against corrosion. The polymer, anti-tilt follower from D&H Tactical has been specifically made to fit your SIG SAUER P320 and accept 9mm cartridges. Carbon-steel construction Nitrocarburized (QPQ) finish Stainless steel 17-7PH spring Anti-tilt follower 30-round capacity