Vertical Mount Direct Extruder for Chinese J-Head

Adapted this design to:
mount vertically
hold J-Head (Chinese made - extended top portion)
added mount for 25mm to cool J-Head
added inset for raised ring on stepper motor
changed idler bearing mount to accept bearing on hand
increased clearances on all nut traps
Still need to change dimension of one side of idler bearing mount to better fit over edge of raised ring on stepper motor (currently sanded it down).