Lehigh Defense 09429160SP Xtreme Defense 44RemMag 160gr Fluid Transfer Monolithic 50/BoxXtreme Defense lead free Fluid Transfer Monolithic (XD FTM) is changing the way self defense bullets are perceived. Like the Xtreme Penetrator, the progressive nose geometry allows for deep, straight penetration while creating a permanent wound cavity diameter exceeding that of most expanding bullets. Additionally, the bullet is solid copper, able to overcome barriers to penetration, is environmentally friendly and does massive tissue damage on