Description
Shield Arms S15 Gen 3 is a flush-fitting 9mm Luger magazine made for Glock 43X and Glock 48. It holds 15 rounds and is the same length as the OEM Glock 10 round magazine, while adding 5 more rounds. The Gen 3 version uses steel and includes raised ribs on the back to match the OEM magazine position in the mag well, helping reduce tolerance stacking from Glock frame variations.
- Flush-fitting 15-round capacity
- Steel magazine
- Designed to match OEM mag well position using raised back ribs
- Gen 3 improvements include new steel, new coating, and a new heat treat process
| Capacity | 15 rounds |
|---|---|
| Caliber | 9mm Luger |



