Looking to sign up for a QP match at Sawmill in October. I’m debating whether to use 5.56 or .308. I’m in the process of putting together a 14.5 or 16 with an LPVO, probably a VUDU 1-10. Or I have a SCAR20S that I’m cutting down to 16”, probably with an ATACR 4-16. What caliber and barrel...