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

My very last yr as a significant competitor was Practically 20 years in the past—I used to be among the past guys I realized who was nevertheless taking pictures a M1A .308. I was a Significant Master and Distinguished Rifleman and gained two 1000 garden regional service rifle championships through my time and observed no purpose to vary horses.p