Shield Arms +5 Mag Base (Glock)

The Shield Arms Magazine Extension adds 5 rounds to your Glock 9mmP magazine. (Adds 4 rounds to a .40S&W magazine)

Supplied with a +10% power spring for reliable feeding.

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 aluminium, type 2 anodized.

Fits most aftermarket flared mag wells.

Proudly made in the USA.