3 point levelling for ultimaker with magnetic ball bearings v2 —

Founded 3 point levelling for ultimaker with magnetic ball bearings v2 models & stl files for printing
Ender 3 BallBearing Spool Holder
nathanscanlon913514
Print in Place Ball Bearing
Print_Practical
Ball Bearing Gyroscope
grandprix321
Ball Bearing  50mm
Max Siebenschläfer