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

My final calendar year as a serious competitor was Nearly 20 years back—I used to be one of several final fellas I understood who was nonetheless taking pictures a M1A .308. I used to be a Higher Learn and Distinguished Rifleman and won two 1000 property regional provider rifle championships in the course of my time and observed no explanation to