The model T125XYZ-50R20B, XYZ Positioning Stage is one of our most popular XYZ solution with Large-Area Platform Size. It is stacked by an XY Linear Translation Stage T125XY-50R and a Vertical Stage T125Z-20B. This XYZ Positioning System provides 50 mm in X and Y, 20 mm of vertical travel in Z and offers a high load capacity 15 kg. And the XY Linear Stage T125XY-50R is stacked by 2 units of single axis Linear Translation Stage T125X-50R. The modular type also can stack a Manual Rotation Stage R125A-L or R125B-L on the top platform to get a 4-Axis Positioning System. For safety air transportation, the XYZ Positioning Stage T125XYZ-50R20B will be packed as an XY Linear Stage T125XY-50R and a Vertical Stage T125Z-20B in a carton case. It will be easy for you to assembly, and the screws for assembly will be provided.