Feature: 1. Alumina is a high‑hardness compound that is not easily corroded in the air.2. With accurate size holes, easy to install, very practical 3D printer extruder accessories. 3. The product has high temperature performance, stable shrinkage, and durable. 4. This product suitable for CR‑10/CR‑10S /Ender‑3/Ender‑3 Pro/CR‑10 S5/CR‑10 /MINI/CR‑20/CR‑20 PRO/ X5S/Tevo /Alfawise U20. 5. Complete tools, you can operate it yourself, suitable for DIY enthusiasts Specification: Item Type: 3D Printer Extruder Upgrade Kit Material: Aluminum alloy Brass Nozzle: Approx. 0.4mm / 0.02in Package List: 1 x Upgraded Hose 1 x Upgraded Cooling Block 1 x Heating Block 1 x 0.4mm Brass Nozzle 1 x Silicone Case (Blue) 1 x Orange Buckle 2 x Wrench 6 x Screw Assembly 1 x Accessory Note: If You Are Experiencing PLA Clogging, Please Try The Following: 1. Increase the retraction speed. The speed of trying to change the firmware may be limited. G command "M203 E200" 2. Increase the acceleration of the extruder. Check your firmware settings. G command "M201 E9000" 3. Shorten the retracted length. It depends on your machine settings. 4. Increase the nozzle temperature by 5‑10 degrees. 5. Do not install 2 screws to support the heat sink, for example CR‑10 printer. 6. Make sure there is no between the radiator and the thermal circuit breaker. 1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties. 2. duties,taxes,and charges are not included in the item price or shipping fee. 3. The duties are buyers' responsibility.Please check with your country's customs office determine what these additional costs will be prior to your purchase. 4. All disputes arising from the duties will be submitted to ebay for solution. 1. Any questions, pls. contact us via ebay message or email us.We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. post a message again because sometimes our message system may block some emails. 2. If you are satisfied with our service, pls. kindly leave us a positive feedback and give us the Detailed Seller Rating with all "5 " in very area3. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders. ![]() |