Material: Steel 1.1213 (Cf53), hardened and ground, hardness 62±2 HRC, diameter tolerance ISO h6. Material support: Extruded aluminium. Length: Either 600 mm or 1200 mm. Ready-to-use, mounted, supported linear shafts to be used with open linear bearings or open linear bearing units. The shafts are supported over their entire length. The shaft supports have mounting holes for mounting them on a base plate. Unit can be shortened by the customer using an angle grinder. Longer versions on request.