K8200/3Drag Z Axis Trapezoid Anti Wobble - Upgrade

**IMPORTANT: [Get the latest updates for this model here on PrusaPrinters](https://www.prusaprinters.org/prints/81978-k82003drag-z-axis-trapezoid-anti-wobble-upgrade).
In 2021, all updates and uploads of new models were moved to PrusaPrinters, of course still free and under the same conditions... :)**

The original kit has too much wobble on the Z axis, resulting in shifting and uneven layers.

This design is for a minimal but rigid Z axis, using a trapezoid lead screw. There are only chang