Z18 Smart Extruder Rotating Top Assembly

Since MB will not sell or send out extra top ends to fix the 1000s of smart extruders they have out there I decided to make something close to what they have done. It is still in the design phase and will also require you to use a 608ZZ bearing that can be obtained at mcmaster carr or many 3d printer parts sites. Any suggestions let me know. Models are updated. The top end is now in place and after two successful prints I feel pretty good about the design. You will probably have to add a spring