This is my Y-Carriage (with no Motor) to be used in my new to develop 3d-plexi-printer.It can hold two linear bearings (16mm-diameter x 8mm-inside x 24mm-length)It can hold two bearings (16mm x 5mm x 5mm) for a pulley.It can hold an optical end stop.You need the other Y-Carriage (with Motor) on the opposite side of the printer.It is made for 8mm steel rods and T2.5 timing belt.Just examine the file to see if you can use it.For any questions please contact me.Print with a filling of 30%.It's designed to print without support.