Features an added gap between the pouches to accommodate for magazine pouches with long base plates such as M&P, CZ, and Gen5 Glock magazines; Fits double stack pistol magazines (Retention may vary for single stack); Glock26/27 or similar magazines will NOT work as they will be too short in height; Hybrid kydex and nylon design; Kydex wedge insert (KYWI) provides retention; Requires mounting hardware