Smith & Wesson M&P 15-22 Sport withOptic 22 Long Rifle 16.5in Matte Black Semi Automatic Rifle - 10 Rounds - The M&P15-22 Sport rifle is now available in an optics ready configuration complete with a factory mounted red-green dot optic. With a variable intensity dot in both red and green, and adjustable for windage and elevation, the included optic allows for a quick and easy sighting solution. A2 Flash Hider 10in M&P Slim Handguard With Magpul M-LOK 2in M-LOK Rail Panel Included 2-Position, Receiver Mounted Safety 10+1 Round Capacity