Shield Arms +5/+4 Magazine Extension, Aluminum, Anodized Finish, Operational Detachment Alpha Green, Fits Glock 17/22

The Shield Arms Magazine Extension for Glock 17/22/34/35/19X/45 adds 5 rounds to your Glock 17/19X/34/45 magazine, and 4 rounds to your Glock 22/35 magazine. Their unique, easy access floor plate design allows you to easily 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. • Unique easy access floor plate design • Index cuts on the extension body • Machined from billet 6061 aluminum • Type 2 anodized • Comes with a +10% power spring • Fits OEM Glock 13 and 15 round magazines only • Proudly made in the USA • Fits most aftermarket flared mag wells • Lifetime warranty