Models View all Ball bearing 686-2RS 0 54 0 2 way helix screw 0 14 0 rotating to angel control mechanism 0 9 0 CNC T slot Table 2 108 0 Ball screw and Nut Dia. 20 8 556 0 Linear Guide 15 2 44 0 Work experience founder & CEO Robotsaz • January 2006 - present