Fast and easy to load, the Bore Driver™ FTX® delivers the ultimate in muzzleloader performance. At the heart of the system is a polymer base (not a sabot) that seals the bore to deliver maximum energy transfer and accuracy. Atop the base is the FTX® bullet, featuring a rugged gilding metal jacket coupled with patented FlexTip® technology and an InterLock® ring that deliver maximum lethality.