Thank you for your interest in the Launch Laser Visual Swing Trainer. This video shows how to attach the device to the knob of your existing bat. The device fits several knob sizes from youth to wood bats. If you have any trouble attaching the device to the bat please contact us at 888-315-1524 or email us at firstname.lastname@example.org.
Launch Laser Visual Swing Trainer is a hitting aid that attaches to the knob of a baseball or softball bat. By providing instant visual feedback, the device helps to instruct the fundamentals of proper swing mechanics. For more information visit http://www.launchlaser.com or call 888-315-1524.