ENOMAKER Direct Drive Extruder Conversion kits Great at Printing TPU for Creality Ender 3, Ender 3 pro, CR-10, CR-10S, S4,S5 3D Printers<br> <br> <br> <b>Package Included:</b><br> 1 pcs × 4 wheels back plate<br> 1 set × metal extruder structure<br> 1 pcs × E axis motor cable<br> 1 pcs × 7mm Capricorn Bowden Tube<br> 1 pcs × 7mm wrench<br> 1 pcs × X axis Timing Belts<br>