{"product":{"product_id":"B083JWJT8W","title":"BIGTREETECH Direct Anti Backlash Spring Loaded Nut Pitch 2mm Lead 4mm Elimination Gap Nut for Acme Threaded Rod Lead Screws DIY CNC 3D Printer Parts(Pack of 4 Lead 4mm)","price":null,"image_url":"https://m.media-amazon.com/images/I/51O3fAUf7nL._SL500_.jpg","url":"https://www.amazon.com/dp/B083JWJT8W"},"comments":[{"body":"I got these: BIGTREETECH Direct Anti Backlash Spring Loaded Nut Pitch 2mm Lead 4mm Elimination Gap Nut for Acme Threaded Rod Lead Screws DIY CNC 3D Printer Parts https://www.amazon.com/dp/B083JWJT8W/ref=cm_sw_r_cp_apip_7XJaywsmb84mF\r\n\r\nMake sure you get the 4mm pitch (I’m assuming you have a newer Ender 5 plus)","subreddit_name":"ender5plus","author":"-Cheule-"},{"body":"Known problem with the brass nuts on the zaxis lead screws. I bought anti backlash brass nuts that took the noise away completely. I bought [these ones from Amazon](https://www.amazon.com/dp/B083JWJT8W/ref=cm_sw_r_cp_apa_fabc_EVu9FbX088M4C?_encoding=UTF8\u0026amp;psc=1)","subreddit_name":"ender5plus","author":"jawofglass"},{"body":"I ended up getting the brass versions and they work great so far, no more noise.\r\n\r\nI followed this guide:\r\n\r\n[https://www.youtube.com/watch?v=lBpXHWJG7aM](https://www.youtube.com/watch?v=lBpXHWJG7aM)\r\n\r\nI got these ones from amazon:\r\n\r\n[https://www.amazon.com/BIGTREETECH-Direct-Backlash-Elimination-Threaded/dp/B083JWJT8W/ref=sr\\_1\\_1?dchild=1\u0026amp;keywords=BIGTREETECH+Direct+Anti+Backlash+Spring+Loaded+Nut+Pitch+2mm+Lead+4mm+Elimination+Gap+Nut+for+Acme+Threaded+Rod+Lead+Screws+DIY+CNC+3D+Printer+Parts%28Pack+of+4+Lead+4mm%29\u0026amp;qid=1613275896\u0026amp;s=industrial\u0026amp;sr=1-1](https://www.amazon.com/BIGTREETECH-Direct-Backlash-Elimination-Threaded/dp/B083JWJT8W/ref=sr_1_1?dchild=1\u0026amp;keywords=BIGTREETECH+Direct+Anti+Backlash+Spring+Loaded+Nut+Pitch+2mm+Lead+4mm+Elimination+Gap+Nut+for+Acme+Threaded+Rod+Lead+Screws+DIY+CNC+3D+Printer+Parts%28Pack+of+4+Lead+4mm%29\u0026amp;qid=1613275896\u0026amp;s=industrial\u0026amp;sr=1-1)","subreddit_name":"ender5plus","author":"cammanders2"},{"body":"Change over to these anti backlash nuts. I had to replace my brass nuts with these and it took away all screeching. The sound only gets worse without the replacement. Here is what I purchased [https://www.amazon.com/dp/B083JWJT8W/ref=cm\\_sw\\_r\\_cp\\_apip\\_7XJaywsmb84mF](https://www.amazon.com/dp/B083JWJT8W/ref=cm_sw_r_cp_apip_7XJaywsmb84mF)","subreddit_name":"ender5plus","author":"jawofglass"}]}