Features: Smooth bearings design, the silicone anti-slip mats has better adhesion, not easy to slip; The bearing can run smoothly and reduce drag on 3D printer filament.
High quality:The 3D printing spool holder is made of metal and plastic, which is stable and reliable.
Easy to use:The filament roller is a pre-assembled holder,which is quick for installation;
Note:The bearings may be a little stiff when first use,lubricate and they will run well.