M&P 15-22 SPORT 22 LONG RIFLE SEMI-AUTO RIFLE 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. M&P15-22 SPORT owners have the option of easily mounting numerous M-LOK-compatible accessories or any number of Picatinny-style rail sections designed to accommodate other accessories. Smith & Wesson includes a 2-inch M-LOK rail panel with each rifle.The M&P15-22 SPORT comes standard with one of the most popular folding sights systems available for MSRs. The removable Mfg: Smith & Wesson