Barnes TSX 270 Winchester 140 Grain Boat Tail Ammunition

Barnes TSX (Triple-Shock X) ammunition in 270 Winchester with 140 grain boat tail bullets delivers all-copper construction designed for maximum weight retention and no fragmentation. The TSX bullet features multiple, precisely engineered rings cut into the bullet shank that function as relief valves during bore travel, improving accuracy while reducing pressures and allowing for higher velocity loads with less copper fouling. These rounds offer 28% deeper penetration compared to lead core bullets.