Belt tensioner for the X-axis on the Anet E10.
Requires 2 M4 nuts and some M4 threaded rod or a long screw.
Re-use the t-slot nuts and screws to attach it to the X-axis.
You can also reuse the hardware that used to keep the bearings in line.
You can check out the videos about this upgrade here:
You can currently get this printer quite cheap(279 USD/235EUR) via my affiliate link here:
Make sure you apply the coupon code: ANET10
You can find gearbests other printer kits here:
3D printing nerd and wannabe-engineer. Making random projects from RC trucks to nerf guns, interested in pretty much anything technology related.
I do youtube videos about most things I make.