The Barnett Crank Crossbow Cocking Device reduces cocking tension to 16 lbs. This device will also slide on and off of the dovetail, streamlining equipment, and allowing for a more comfortable fit. The handle is quickly installed either for Right hand or Left hand use. The crank cocking device insures the shooter a more consistent pull providing a guaranteed placement every time. This model is designed specifically for the Predator AVI, Revolution and Revolution AVI crossbows.