Compare Quick view Smith & Wesson M&P 15-22 Sport 22LR Smith & Wesson MSRP: Now: $459.99 Was: Smith & Wesson M&P15-22 Sport 22LR The M&P15-22 SPORT features a 10-inch M&P slim handguard that incorporates the popular Magpul M-LOK system. The M-LOK system allows rifle owners to easily customize their M&P15-22 SPORT by adding... MSRP: Now: $459.99 Was: Compare Quick view