Kossel Alt Wheel Carriage Conversion

This is a set for conversion your Kossel Alt with smooth rods and LM8UU to wheel carriage. You don't need to change the bottom frame for conversion. Wheels are from here:
https://www.aliexpress.com/item/9pcs-3D-Printer-Accessory-Kossel-nylon-plastic-wheel-with-Bearings-625ZZ-Passive-Round-wheel-POM-bearing/32739871115.html
* All parts uses M5 bolts to attach to the frame
You need to set the distance between the frame and carriage using m5 washers (I have used 3 of them)
* For setting the sliding firmness of the wheels on the extrusion, I have added an m3 bolt hole. But instead of using an m3 nut I have used brass insert here:
https://www.aliexpress.com/item/M3x5mm-L-5mm-OD-Metric-Threaded-Brass-Knurl-Round-Insert-Nuts-100pcs/32753302128.html
* For attaching the belt to the carriage you need to attach only the upper part of the belt to the gt2 teeth and leave 2-3cm open under the carriage. So you can use belt tightener included in files to make it tight.
* Carriage has 50mm dista