imr 4198 accurate 5744 Re7 Imr 4895 H4895 you shooting cast or jacketed? Most of the X39 like the Lee 155 or 160 cast with 5744 or reddot or 2400 using jacketed 123 to 125 gr? lots of ways to go for the little russian.... AND they pitch Brass EVERYWhere
I keep stuff here for plinking but pull the op rod and make it a manual bolt action to save those cases