Killer Instinct Vital-X Crossbow Package With Lumix 4x32 ScopeDescription: The Vital X features the fully synchronized X Cam system which requires less effort to draw than most crossbows with its impressive 50% let off design. X Cam also produces a crossbow system that shoots quieter with less vibration for the ultimate hunting crossbow. Ultra narrow at rest, the Vital X measures only 6. 75 inches axle to axle when cocked. Includes the Killer Instinct Pro Package with a scope, quiver, premium bolts and