Shield Arms S15 Gen 3 Black Glock 43X/48 9mm Luger Handgun Magazine - 15 Rounds - Nickel

Shield Arms S15 Gen 3 Black Glock 43X/48 9mm Luger Handgun Magazine - 15 Rounds - The S15 magazine is a Patented, flush-fitting 15 Round Magazine for the Glock 43X and Glock 48. The S15 is a steel magazine, and is the same length as the OEM Glock 10 Round Magazine, but holds an additional 5 Rounds. the S15 maintains that same Glock reliability, while giving you a 50% increase in magazine capacity in the same overall footprint. Gen 3 Improvements: What changed with the gen 3 magazine? We made the following improvements: New US-based manufacturer Modular tooling, allowing us to make the S15 and S10 magazines simultaneously Raised ribs on the back of the magazine allows us to fully match the OEM magazine position in the mag well, which should eliminate any tolerance stacking that results from Glock frame variations New steel, new coating, new heat treat process - our new steel is slightly thicker, tougher, and now comes with a new standard black nitrocarburized QPQ finish for a high degree of corrosion resistance