The Mec-Gar Beretta 92FS M9 9mm 20rd Extended Anti-Friction Mag features an increased capacity to 20 rounds with a Plus-2 Drop Protection System Adapter and interlinked internal components. This magazine is only 0.625 inches longer than flush-fit magazines. The redesigned tube improves funcionality and is heat treated for strength. The anti-friction coating allows for easy loading and superior anti-corrosion properties.