Lightweight, high-velocity carbon for a flatter trajectory and higher kinetic energy density. BloodLine is simply deadly. Vital-driving penetration and lethal-velocity. Up your game with BloodLine. The perfect arrow for big game hunters looking for game-stopping penetration and extra velocity out of their bow. BloodLine's industry-first lightweight, high-velocity carbon paired with a low-profile H diameter provides a deadly combination of flatter trajectory and higher kinetic energy density, for improved speed and penetration. BloodLine shafts are factory crested for a customized look and more visible arrow flight.