Check the listing for details. 3D Printer Filament Spool Roller Supplies Material Rack Material Shelves. Condition: New, Made in China. Listed at 14.27 USD. Features: Made of bearing steel and abs, printing materials stable and durable The bearing runs smoothly, reduces all drag on your 3D printer filament. Adopting high quality material which creates a consistent free flowing spool. Already assembled,you don'for t need to assemble it by yourself for PLA/ABS/TPU/Other 3D printing materials Specifications: Type: Filament Material Rack Material: ABS+ Steel Weight: 141g Size:Approx 166X24x30mm/6.53X0.94X1.18in Quantity: 1 Set （2PCS） Package Includes: 1 Set Filament Spool Holder ( 2PCS) note: Due to the problems of lighting effects and angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.