Reworked version standart carriage for Prusa i3. Increased strength holders for bearings, as well as change the way of fixing belt. Assembled from several parts. Print base and two holders bearing the desired length. Use glue to secure the pieces together.STL models designed for LM8UU linear bearings.To customize model download all attached scad files and use x_end_carriage_test.scad to generate stl