SC8UU 8mm /SC10UU 10mm/SC12UU 12mm Linear Motion Ball Bearing Slide Block Unit for CNC 3D Printer is used on hardened steel shafts. This is ideal for small CNC applications. The universal Ball Bearings are easy to replace when it is damaged to improve the machine efficiency and save energy.
GT2 pulley with 20 teeth or grooves is one of the best choices for 3D printer construction. GT2 Timing Pulley 20 Tooth 6.35mm Bore for 6mm/10mm Belt can be used in all range of 3D Printers. It gives better smoothness and accuracy of positioning, resulting in better printing quality.