👇EXPAND TO DISCOVER ALL PRODUCT LINKS!👇 After upgrading the motor I noticed that the movements on the z-axis were not fluid and the z-axis itself was moving too much. I saw that the bearings were too short and the screw was free to swing in the hole. With little money I solved the problem definitively! ⭐ Link Linear Motion Ball Bearing: https://www.banggood.com/custlink/vDmKOqNn2Z ⭐ Link Copper Nut for T8 Lead Screw: https://www.banggood.com/custlink/K3mKjqQnz4 ⭐ Link cnc 3018: - Banggood: https://www.banggood.com/custlink/vKD... (PROMO! ) - Gearbest: https://it.gearbest.com/cutting-tools/pp_3005406463037294.html?lkid=79056622 - Amazon: https://amzn.to/2YHdh44 - Aliexpress: http://s.click.aliexpress.com/e/csDAlSE4 ⭐Link Spindle Motor Machifit ER11 500W : - Banggood: https://www.banggood.com/custlink/vKD... - Amazon: https://amzn.to/2PahpW9 - Aliexpress: http://s.click.aliexpress.com/e/baSEgHXw ⭐ Link Gear Bearing Grease For 3D Printer CNC Part : https://www.banggood.com/custlink/mmDKBSo3ya 📹VIDEO Upgrade Spindle Motor: https://www.youtube.com/watch?v=yAwK0rdUusk 📹 VIDEO CNC 3018 3 Axis Mini DIY CNC Router Unboxing, Assembly and Testing: https://www.youtube.com/watch?v=OjDp1m_n2Rc Support the Channel!!: https://paypal.me/pools/c/8e6KvlwLql