The Shield Arms Glock 43X/48 Magazine Extension adds 3 rounds to your OEM Glock 43X/48 magazine. 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.
Don't want to do the installation? We also have Glock 43X/48 magazines with a pre-installed extension.
- 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 3 rounds to OEM Glock 43X/48 9mm mags
- Comes with a +10% power spring
- Fits OEM Glock 43X/48 10 round magazines only
- Proudly made in the USA
- Patent Pending Design
- Fits most aftermarket flared mag wells
- Lifetime warranty
- Tactical Toolbox YouTube Review
- Installation Instructions
Please check your state and local laws regarding magazine capacity restrictions.