> I paid abut $30 for a very good 16mm diameter by > 500mm long zero backlash ball screw and nut. Yes truly "zero" there seem > to be two ball nuts working in opposition. If there is backlash on the $30 > screw it is less them by dial indicator can show.
Where did you find these? Most ballscrews on ebay are called "zero-backlash", but don't have opposed nuts. ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
