[QUOTE=jagular;139400195]I'd recommend this one. Good luck.

M&P(R)15T Tactical with M-LOK(R) | Smith & Wesson[/QUOTE

I have one of these and that would also be my recommendation. It has all the bells and whistles he would want. All he would need is good scope and mount and some rail guards to protect his hands from the picatinny rail.