Add 3 rounds to your Glock 43X Shield Arms S15 Magazine
This guide details the installation of the GlockStore +3 extension onto a Shield Arms S15 magazine for the Glock 43X. The process involves careful disassembly of the original baseplate, managing spring tension, and securely attaching the new extension to increase magazine capacity. The video, presented by Lenny Magill, founder of GlockStore, emphasizes the ease of installation and the benefits of the extended grip for concealability and handling.













