Buffalo Bore Ammunition 45185LF20 Buffalo-Barnes 45 ACP +P 185Gr Handgun Ammo - 20 Rounds - This load is a very high performance +P 45 ACP load. The 185gr. hollow cavity Barnes all copper bullet mushrooms readily and still penetrates deeply while giving the low recoil and high velocity of a light bullet. This helps fast sight acquisition for quick/accurate follow-up shots. Expect roughly 13 to 14 inches of penetration in flesh and bone. This load utilizes a low flash powder which gives an important tactical advantage to the shooter.