Combat Rifle Info: Setup Ideas

https://brushbeater.wordpress.com/2017/03/04/setting-up-a-practical-combat-rifle/

This is good in that it is simple and based on what worked well for one combat infantryman so experience in the field is what makes it useful.

Basics: 

Keep mostly stock

Run a Mid-Length Barrel  16"

Use Military Grade Optics - ACOG

Two Point Sling

Fresh Magazines and Plenty of Them

Training and More Training