Official Creality Ender 3 Direct Drive Upgrade Kit With Cables Support For Product Details 100% Creality Official - Creality Ender 3 direct drive upgrade kit, compatible with Ender 3/Ender 3 V2/Ender 3 Pro 3D Printer. Supporting all 1.75mm diameter filament especially for flexible filament such as TPU, PLA and other flexible filaments. Easy Assemble - Switch Bowden extrusion to direct extruder at any time and easy to disassembly. It doesn't affect the inherent function of the printer because it's a full extrusion kit. Come with longer connecting cable, tools, accessories and diagram instruction, easy to assemble. Smooth Feed-in - Lower torque requirements on the stepper motor, reducing the possibility of the nozzle blockage when retracting filament and malfunction when loading new filament. Strong Sturdy All Metal Hotend - This direct extruder kit is all metal structure, durable and wear resistant and Integrated structure is convenient for wiring and replacing. Creality 3D Official Store - We are the ONLY Creality 3D Official store. There are more than 20 engineers for after-sales service and provide 24/7 customer service with 1-year limited and lifetime technical assistance. Please contact us via ?ask a question?directly to get the professional assistance. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.