Federal Premium .300 WSM Barnes TSX, 180gr, 20ctThis proven all copper hollow point groups tightly at long range and delivers consistent, large diameter expansion. The monolithic design retains nearly 100 percent of its weight on impact to penetrate deep, and its grooved shank minimizes barrel fouling and improves accuracy. One piece copper construction Deep hollow point tip Grooved bullet shank improves accuracy Almost 100 percent weight retention Deep penetration and large, consistent expansion A