The Mec-Gar Sig Sauer P.226 9mm 20rd Extended Anti-Friction Mag is a high cap extended 20 round 9 mm magazine 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 functionality and is heat treated for strength. The anti-friction coating allows for easy loading and superior anti-corrosion properties. Please note this magazine will not work in Taurus PT-111 G2 pistols.