Compatible With The Creality Ender 3 V2, Ender 3 Pro, Voxelab Aquila 3D Printer Product Details ?Application?:The direct drive upgrade kit is suitable for Ender 3 V2,Ender 3 Pro,Ender 3,Voxelab Aquila 3D printers,NOT compatible with TITAN extruder. ?Outstanding Extrusion Control?:A direct drive extruder improves extrusion and retraction by removing the need for the Bowden (PTFE) tube.It provides precise retraction and a better print result. ?Stable Operation?:The holes of the Split Type conversion bracket are perfectly aligned, with supports on both sides to keep the center of gravity in the middle, and the structure is more stable. ?Flexible Filament Supported?: Compared with bowden extrusion,this direct drive extrusion is greatly improve print quality of TPU and other flexible materials. ?Easy Installation?:No X,Y or Z-axis build volume lost. No firmware or wiring modification.Just tear down the original Ender 3 series plate and mount this direct drive upgrade kit. 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.