b' Bore Driver FTXFast 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.When you have one shot this muzzleloader season, make it count and use the bestHornady Bore Driver FTX!LOADS FAST AND EASYWithout a sabot, the Bore Driver FTX seats quickly and easily for shot after shot performance.MAXIMUM LETHALITYThe FTX bullet incorporates an InterLock ring that helps retain bullet weight upon impact that when coupled with a tough copper alloy jacket delivers deep penetration and expansion for the ultimate in on-game lethality.PATENTED FLEXTIP TECHNOLOGYFlexTip initiates expansion even at low velocities enabling enhanced muzzleloader terminal performance.PERFORMANCE-BOOSTING BASE BORE DRIVER FTX MUZZLELOADINGThe polymer base features a postCALIBER/TYPE DIA WEIGHT B.C. S.D. ITEM NO. COUNTthat fits into the bottom of the bullet.50 Cal. FTX.499" 290 gr. .135 .166 67713 20This post swells in diameter at ignitionSee pages 147-155 for ballistics information.for better torque engagement from inside the bullet and the centering petals grip the bullets boattail while the skirt engages the rifling to maximize energy transmission.335 m/s 457 m/s46 Muzzleloading hornady.com'