Direct Extruder mount for Creality ender 4

To use this Mount you need:

-stock nema 17 or more powerful nema 17 (a new one is better because the stock one heat too much);
-stock geared wheel or stainless steel one;
- skate bearing -------> outside diam: 22 mm;
inner diam: 8 mm;
thickness: 6-7 mm;
- x3 m3x12 screws;
- x1 m3x20 screw;
- x1 M4x20 screw;
- x2 push in for teflon tube (threaded diam 9 mm);