NEW Smith & Wesson, M&P15-22, Semi-Automatic, AR, 22LR, 16.5" Barrel, Black Finish, Fixed 6 Position Stock, 10" M&P Slim Handguard with Magpul M-LOK, 10Rd, Magpul Flip up Rear Sight

the M&P15-22 SPORT features a 10-inch M&P slim handguard that incorporates the popular Magpul M-LOK(TM) system. The M-LOK system allows rifle owners to easily customize their M&P15-22 SPORT by adding accessories without removing the handguard.