Practice makes putts. Accelerator Pro lets you practice key putt lengths on a true-roll surface. Precise alignment guides at 3, 5, and 7 feet assist every aspect of your putting motion – squaring the face, back swing, and follow through – for greater accuracy and distance control on every putt.   Alignment and distance control, made simple. Accelerator Pro features alignment guides at three key putting distances to promote consistency in every aspect...