1610 CNC Reinforced Z Axis

My 1610 CNC had a 3D Printed Z axis base with an upper flange that supported the motor and a lower flange that supported the linear rods. It cracked at the base of the lower flange, so I created a variation with a gusset tying the top and bottom flange together into a box section. Should be a lot more rigid than the standard part. It prints well with the box section opening upward. Also added bearing adapters to fit LM8UU bearings for the common 8mm linear rods, and a matching motor mount (allit