I just bought a cheapest 3d printer from ebay and soon exposed shortcomings.\rbrOne of the first problems which we are all facing with is wobbling.\rbrI saw some shortcuts with printed inserts for nut, but i didnt like it.\rbr\rbrSo i make new coupling new threading rod and make a few more trick, but everything youll see in the video.\rbr\rbrmusic by audionautix.