A CZ factory brand new 12 round 9mm magazine with the Shield Arms +5 magazine extension pre-installed. Our 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.

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 CZ P10S magazines in 9mm

• Magazine extension is proudly made in the USA

• Fits most aftermarket flared mag wells

• Ships with a +10% power spring

• Lifetime warranty

• Pre-Installed - no installation required!

Please check your state and local laws regarding magazine capacity restrictions.