Carbon Express XForce Piledriver 390 Crossbow with Crank NIB NIB ! Carbon Express XForce Piledriver 390 Crossbow Package with Crank Cocking Device for sale. Will sell for $275 and that includes shipping in the lower 48 USA States Key Features: 390+ FPS 142 ft.-lbs. kinetic energy 13.5" power stroke 185-lb. draw weight 14" axle-to-axle width when cocked Adjustable butt stock Crossbow cranking device Includes Ready To Hunt Kit