XZ Carriage mod for P3steel V1.0

This is a modification of the extruder carriage supports for use "protein" trapezoidal Tr8 axis 8 (ext) x 4 (int) x 2 (pitch) and bearings for the shaft end Z KFL08 and LM8LUU

Motor-X and X-Idler supports P3steel or Prusa i3 with 17 mm between centers. It can be used two LM8UU or one LM8LUU (Much Better). The bearing've fastened with rivets thermal (melt in position to fix them).

I will test one and two TR8 nuts for clearances to eliminate the few that have, even if the nuts that will wea