GC_UPC Smith & Wesson M&P 15 556 Nato AR Pistol 7.5" Barrel 13658 $899.00 13658 show more like this 9.99-29.99 Per Item Gunprime GC_UPC S&W M&P15 13658 FLT TR 223 7.5 PSTL BLK 30R $899.00 13658 show more like this Cape Gun Works GC_UPC SMITH & WESSON M&P 15 $934.99 - show more like this 7.99 Guns.com