Barnes is now offering a 110gr TAC-TX bullet that is optimized for the 300 AAC Blackout cartridge. Specially designed profile ensures flawless magazine-length loading in AR rifles. Full (50-caliber) expansion and 20-inch plus penetration at 300 yards (tested in short and standard length barrel rifles) provides terminal performance unmatched by the competition. All-copper construction provides consistent terminal performance through barriers – an excellent choice for hunters and defense initiatives.