12V 3D Printer MK8 Direct Drive Hotend Pulley Turbo Fan Extruder for CR-10 S4 S5. MK8 Assembled Extruder Hot End Kit 0.4mm Nozzle 12V fit for Creality 3D CR10 10S. 3D Printer MK8 Direct Drive Hotend Kit 12V Upgrade Accessories Pulley Turbo Fan Extruder FULL Set Fit for CR-10, CR-10S,S4,S5 12V.
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