Ten-pin bowling the body in step one; step two has the ball at the bottom of the backswing; in step three, the ball is at the top of the backswing; finally, the ball is swung forward and delivered in conjunction with the fourth and final slide-step. In a five-step approach, the bowler takes an initial timing step before pushing the ball away from the body. The regulations listed here are generally based around regulations set by the United States Bowling Congress — based on the original rules first codified by a USBC predecessor, the American Bowling Congress in 1895 — and the
Bowling ball finger holes are arranged on the ball surface changes how the bowling ball moves down the lane. The drilling configuration is determined by the positions of the finger holes relative to the markings on the surface of the ball, and may also be positioned relative to the axis of rotation of a particular bowler. The axis is typically identified according to the Positive Axis Point (PAP), which marks the axis before axis migration has begun. In the United States, most bowlers only use holes intended for the middle and ring fingers of the dominant hand, as well as the thumb