Shield Arms S15 +5 Glock 43X/48 +5 EXT 9mm 20 Round Magazines

A brand new Shield Arms Patented S15 Gen 3 15 round 9mm magazine with an anodized Shield Arms +5 magazine extension pre-installed. Our unique, easy access floor plate design allows you to quickly access the spring and follower without having to remove the extension from the magazine body. Comes with a 100% lifetime warranty, and the Shield Arms Spring for Life guarantee.

Magazine Extension Features

Unique easy access floor plate design to service or clean the magazine body without the need to remove the magazine extension from the magazine body.

Index cuts on the extension body to increase grip when coming out of a magazine pouch.

Machined from billet 6061 aluminum

Type 2 anodized

Adds 5 rounds to Shield Arms S15 Gen 3 magazine 

Comes with a 12 coil plus power spring

Proudly made in the USA

Fits most aftermarket flared mag wells