You'll gain reliable, additional round capacity with these high quality replacement magazines that really fit and function like proven factory magazines. Tempered steel body with hardened feed lips is treated with a phosphated anti-friction coating inside and out to ensure drop-free operation and no-jam feeding. Hardened, high tensile music wire spring and supported, self-lubricated nylon follower eliminates follower tilt so every round feeds flawlessly. Flush-fitting, 18-Round magazine features a tough synthetic base pad that removes easily for magazine cleaning. 20-Round model includes a removable, synthetic "Plus 2" base pad. Witness holes in the rear side on both mod Mfg: Mec-Gar SPECS: Body - Hardened carbon steel, black phosphated anti-friction coating. Spring - High tensile music wire. Follower - Nylon, black. Fits Beretta M9 and M92, 9mm caliber. Does not Fit 92S.