The package includes: in the package there are 2 black printer filament holders, which can be used to replace the old or worn filament holders that fully meet your requirements.High-quality material: the filament holder of this printer is made of high-quality plastic and steel materials with a light texture and good rust resistance. The filament frame has a high hardness, is not easy to damage and has a long service life. storage performance: the filament holder of the 3D printer is mainly used to fix the filament of the 3D printer. Our 3D printer consumption coil holder can effectively prevent tangling and facilitate work.Smooth gliding: each filament holder of the 3D printer has smooth bearings at both ends to reduce friction. The bearing is easy to glide when working and the work efficiency is higher.Wide range of applications: 3D spool holder with bearing is a 3D printing material printer accessory that can be used for PLA / ABS / nylon / wood / TPU / 3D printing materials, 3D printer spools.