Plinker Tactical Smith & Wesson 35 round AR15 22 Magazines are designed to look and feel like a real 223 high capacity magazine, while remaining functional for the 15-22. Compatable with the Smith & Wesson M&P1522. Plinker Tactical magazines are constructed of the finest polymers and are both solvent and impact resistant for the best possible performance and the longest life. The heavy duty construction does not have any exposed screws or springs. It features a higher capacity than all other magazines currently on the market. Made in the USA.