Model: SR-480A 4’x8′ $14525.00 Model: SR-510A 5’x10′ $21086.00 X-Axis Roller Chain Two NEMA 34 each 1200 OZ Y-Axis Ball Screw NEMA 23 425 OZ Z-Axis Ball Screw NEMA 23 425 OZ Stand-alone CNC controller or computer and software (not included).