Ender3 Y Axis Lead Screw Drive

thingiverse

This is the Y axis lead screw for the Ender3 and clones, maybe. #[See the X axis here](https://www.thingiverse.com/thing:4820765) #[See the 3DLS that started the lead screw mess here](https://www.thingiverse.com/thing:4031698) This requires an aftermarket board to use with the [BTT S42B closed loop controller]()! #BOM - [BTT S42B Closed Loop Controller](https://www.amazon.com/BIGTREETECH-Closed-Control-Stepper-Printer/dp/B08FZXTQFL/ref=sr_1_5?dchild=1&keywords=s42b&qid=1621287854&sr=8-5) - [High Torque NEMA 17 Stepper](https://www.amazon.com/gp/product/B07D4G8C4F/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1) - [4 Start 8x450MM Lead Screw](https://www.amazon.com/ReliaBot-450mm-Thread-Starts-Printer/dp/B07B5ZZG1W/ref=sr_1_5?dchild=1&keywords=8mm+lead+screw+450mm&qid=1621287900&sr=8-5) - [608LS Bearings x2](https://www.amazon.com/BESIY-Skateboards-Longboards-Miniature-ABEC%EF%BC%88Pack/dp/B07S1B3MS6/ref=sr_1_8?crid=3EW22698QKIXL&dchild=1&keywords=608+bearing&qid=1621287940&sprefix=608%2Caps%2C179&sr=8-8) - [8mm Lock Collar](https://www.amazon.com/Diyeeni-Stainless-Material-Isolation-Printer/dp/B07RQT622N/ref=sr_1_5?dchild=1&keywords=8mm+lock+collar&qid=1621287967&sr=8-5) - [Lovejoy Type Coupler](https://www.amazon.com/Befenybay-Aluminium-Flexible-Coupling-Connector/dp/B07RMZCLZ3/ref=sr_1_6?dchild=1&keywords=8+to+5mm+coupler&qid=1621287995&sr=8-6) DO NOT USE THE SPRING KIND! - M3x10 Self Threading Screws x 8 to hold the bearings in. - M4x10-12 screws x4 to mount the ends - You will need to M4 tap the ends of the center spar. Setup as shown in the pictures. The carriage part mounts to the wheels. This only fits on the right side when looking at the machine. #Thank you! I dont have an Ender3 so I have not tested this yet.