Less futzy than string, the ProAligner will align wheels with laser beam precision, without the dead batteries or high cost of using a laser. Misaligned wheels can cause skewed braking, steering issues, drifting or steering head-shake. This simple, easy-to-use tool is the solution to accurate wheel alignment for any motorcycle. The versatile and easy to read dual scale design can be used with a bike on a rear stand, front stand, centerstand, sidestand or no stand, with the unique adjustable folding design. An affordable, faster and accurate alignment tool that will make your bike faster and more accurate. 12”x1”x.4”