ProMag Walther P99 / SW99 9mm 50-Round Drum Magazine

This is a 50-round 9mm Walther P99 / Smith and Wesson SW99 drum magazine from ProMag.

The ProMag Walther P99 / S&W SW99 9mm 50-round drum magazine is an American-made aftermarket magazine engineered to deliver superior stopping power and exceptional dependability in fast-action shooting applications.

Featuring a heat-treated steel upper tower with a durable DuPont Zytel polymer drum, this P99 magazine is built for lasting service and corrosion resistance in adverse conditions.

Additionally, it boasts aggressive texturing that provides a sure grip for speedy reloads.

This durable P99 drum magazine boasts a fast-loading ratcheting mechanism for intuitive, frustration-free reloads, and a heat-treated chrome silicon wire spring pairs with an injection-molded polymer follower to ensure reliable feeding performance.

Better yet, this SW99 magazine is made in the USA and backed by ProMag’s legendary lifetime warranty, promising superior quality and consistent service when it matters most.

What are you waiting for? Order a few spare mags for your P99 and SW99 pistols today.