Compatible With The Voxelab Aquila 3D Printer Dual Gear Extruder And Bowden Product Features ?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. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!