5.56 Load Development: Accurate 2520 with 77gr Nosler Custom Comp. & 75gr Hornady Match

Doing 5.56 load development for my 20" WOA SPR barreled ar15 using Accurate 2520 with 77gr Nosler Custom Competition and 75gr Hornady Match bullets. I've heard a lot of great things about this powder and it didn't disappoint.