TYRANT CNC MKI +4 MAGAZINE EXTENSION FOR GLOCKA(R)43X/48 Expand your capacity with the Glock 43X/48 Magazine Extension, crafted for a seamless fit and enhanced performance. Precision-engineered for durability and reliability, it's the ideal upgrade for Glock owners looking to maximize their firearm's potential. Utilizing their magazine extension technology the Tyrant Designs Glock 43x & 48 magazine extension is the fastest and easiest installing mag extension ever! Adds 4 rounds to your factory magazine AND includes a 10% power spring. Drop your mags faster, and grab them easily with their machined inlay! Why do they install so Mfg: Tyrant Cnc