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

My last 12 months as a serious competitor was almost twenty years ago—I used to be among the list of final fellas I knew who was continue to capturing a M1A .308. I had been a Large Master and Distinguished Rifleman and gained two a thousand garden regional service rifle championships for the duration of my time and saw no explanation to change h