WHAT DOES SMITH & WESSON M&P15 SPORT II SEMI-AUTO RIFLE MEAN?

My very last 12 months as a serious competitor was Virtually 20 years back—I used to be one of the last fellas I understood who was nevertheless shooting a M1A .308. I had been a Significant Grasp and Distinguished Rifleman and won two a thousand lawn regional provider rifle championships for the duration of my time and saw no purpose to vary hor