Tazza di metallo Micro Cuscinetto A Sfere Piccoli Cuscinetti 3x8x4mm Per Il Kit di Robot Servo Collegare Staffa Per RC Robot|bearing small|small bearingsrc bearing - AliExpress
Acquista 360 Degree Metal Rotating Rotate Swivel Bearings For Robot Arm Base Seat | Joom
Is this a standard practice where the revolving arm assembly moves on these small roller bearings in the base? Any alternatives? Considering these are 3d printed parts. : r/robotics