Vender actualice la extrusora de doble engranaje de aleación para impresora cr10 ender3 3d al mejor precio

Description: 100% brand new, high quality and durable. Double gear extrusion mechanism, high extrusion force, ensuring smooth feeding All-metal aluminum alloy, diy aluminum block, need to be assembled by itself Better pressure pushes the filament into the printer nozzle Efficent increase the printing speed, help to precise printing. Specification: Size: 150x100mm/5.9x3.94inch Package Includes: 1x Extruder parts (default the right) 4x Upgraded version spring 1x Coffee color silicone sleeve 1x PETG tube black (100cm)