Found a base plate here on Thingiverse by this guy caledbwlch (you da man!) saved me hours of designing the base plate.
Just did some extruding in Fusion and made some different versions of it.
G2C_Base_Plate_Mk4.stl | 234.6KB | |
G2C_Base_Plate_MK5.stl | 418.5KB | |
G2C_Mag_Base_Plate_Mark_3.stl | 151.3KB |