Aluminium Ball Bearing Vertical Stages 7VT174-5 is made in most compact design. Platform is made with central M6 mounting hole and five M3 mounting holes for stacking with 174 and 184 series stages and other objects. Vernier scale is engraved on one side of the stage. Travel range 5 mm. Locking mechanism to secure stages in desired position is made on the other side. Two through holes for M3 screws are made in the positioner's platform for mounting on other suitable surfaces, for example on translation stage 7T184-13. Can be fastened on mounting posts 3MP through M6 hole centered on the bottom surface.