ABS bowling balls make a return to our testing lanes with the Accu Swing IV. This Japanese-made product utilizes an asymmetrical weight block surrounded by a sanded pearlized coverstock.

The Accu Swing IV gave us our best reaction on the heavy oil test pattern. All three testers were able to play their preferred line to the pocket and were greeted with added kick when this ball got to the back end. As the pattern began to break down, the testers were able to get deeper with their feet, still send the ball to the right, and have it recover shot ...