EXTRUSION KIT with all the part for make your extrusion V4.
The kit :
A Coupling Shaft
Seal bearing spacer
Motor gearbox flange
2 x Bearings
2 x Radial shaft seal
For assemble it, you need a lathe and a welder machine.
You need also check the video for build it : https://community.preciousplastic.com/academy/build/extrusionprobuild
The kit is delivery without the long barrel 50 x 5 and without de screw but if you want it, let me know