A tried and true performance hunting cartridge, Barnes® VOR-TX® .300 RUM 180 TTSX BT ammo offers reliable expansion and devastating terminal performance on big game targets. The copper projectile maximizes penetration and weight retention, while the deep nose cavity and polymer tip work together to initiate devastating expansion for clean, humane kills on a variety of hunting targets. Better yet, this ammo features clean-burning powders and propellants loaded in premium brass casings for consistent ignition, flat trajectories, and improved muzzle velocities for superior accuracy and reliable stopping power. 20 rounds.