March 23rd Update: GunMag Warehouse is open and still fulfilling orders. Due to high demand, order processing will experience significant delays. Customer service will be limited to email only.

Product was successfully added to your shopping cart.

ETS Smith & Wesson M&P 9mm 21-Round Extended Magazine

ETS Smith & Wesson M&P 9mm 21-Round Extended Magazine LeftEnlarge « »

ETS Smith & Wesson M&P 9mm 21-Round Extended Magazine

Sale $21.99

Special Price 18.9900 $18.99

Save $3.00 (14%)

Availability: In stock

SKU: SW9-MP-21
Caliber: 9mm Luger
Capacity: 21-Round
Material: Polymer
Shipping Restrictions


This is a Smith & Wesson M&P 9mm 21-round extended magazine from ETS.

Built from iconic ETS advanced polymer for superior impact resistance and rock-solid performance in extreme conditions, these lightweight magazines offer enhanced capacity and durable construction at a price that’s tough to beat.

Smith & Wesson’s M&P pistols build on over 165 years of expertise to deliver a combat-ready pistol that’s trusted by veteran law enforcement professionals and top competition shooters from all over the country. Combined with ETS polymer magazines, you get the ultimate workhorse for range shooting, training days and home defense.

All ETS magazines are made in the United States of America and sold with a lifetime warranty, ensuring you’ll always get what you pay for—and then some.

Pick up a few spare extended magazines for your 9mm M&P pistol today!