The file 'Seamless Ender 3 Filament Spool Roller Upgrade 3D Printer Model' is (stl) file type, size is 137.4KB.
A Seamless Adapter which makes the default ender 3 filament holder rotate on two 608 bearings.
Note that you might need to sand the axes to make it fit perfectly
Axes.stl | 93.9KB | |
AxesClamp.stl | 39.3KB | |
HolderBase.stl | 274.7KB | |
InnerFitting.stl | 86.5KB | |
OuterFitting.stl | 134.1KB |