I use IMR 4064 in my AR-15 and Bolt action 308.
AR: Sig 516 w/ 4-12x Vortex Diamondback
Bullet: Hornady 53 V-Max @ 2.240"
Powder: IMR 4064 - 25.0-25.5 Grains (Compressed)
Brass: Mixed (Literally use everything)
Primer: CCI 400
Velocity 16" barrel = 2,850 FPS
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Bullet: Hornady 55...