UPDATED v1.1:
UPDATED v1.2:
Ender 3 Pro filament spool roller replacement using the stock metal filament roller arm and adding a filament guide to help prevent filament friction and rubbing against z-axis screw. This was designed for aftermarket Metal Feeder Extruder Frame
https://www.amazon.com/gp/product/B07V5VJ29X/ref=ppx_yo_dt_b_asin_title_o03_s00?ie=UTF8&psc=1
and using 608ZZ bearings
https://www.amazon.com/gp/product/B07H83VV6B/ref=ppx_yo_dt_b_asin_title_o05_s00?ie=UTF8&psc=1
The filament roller mounts right in place where the stock ender 3 pro roller is.
The filament guide uses the machine screws that are used to attach the brass z axis screw nut.
The filament roller and wheel attach without screws and bolts as they just slide in with a slight interference fit.
filament_guide_base_1.1.stl | 266.5KB | |
filament_guide_wheel_1.1.stl | 1.3MB | |
filament_guide_wheel_axle_1.1.stl | 105.6KB | |
filament_spool_base_nut.stl | 1.1MB | |
filament_spool_roller_1.1.stl | 439.5KB | |
filament_spool_roller_base_1.2.stl | 636.4KB |