Ender 3 Filament Guide

Remix of www.thingiverse.com/thing:3063886 Extended the mount arm by 10mm, added a shoulder for the 608 bearing, created a bearing retainer that captures the filament, created a 2 piece press on pulley for the bearing. Requires a 608 bearing and an M3x10 bolt for the bearing retainer. See below for important print information.