Shield Arms S15 15 Round Magazine for Glock 43X/48

The S15 magazine is a patent-pending, 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. CAUTION: without the steel magazine release, the metal magazine will wear down the Glock OEM magazine release and not function properly.