Z axis synchrony inspectors Mendel90

Summary Install one in each z axis, it will help you keep track of your Z axis sinchrony and make sure your two Z axis are working together perfectly. If they normally go off sinc with time, you will be able to keep track of the position and identify when it happen exactly. It design resemble a clock face to make easy to read the time and compare with other z axis time (one o'clock on the pictures.)