The PSG is an economical roller guide made of stainless steel. It is resistant to scratches and dirt: The roller guides are universal, interchangeable linear guide. The rails are embossed and the bearings are lubricated for life. 

Fixed bearing rails are used for the main load bearing in radial and axial forces. 

Curviline is the name of the curvilinear rail product family. They are used for all non-linear special movements. Rails with constant or variable radii may be specified according to customer requirements, resulting in a highly flexible, economical solution. Curviline is available in two rail widths. The use of standard radii is recommended. All non-standard rail layouts and radii are possible as custom products, however extra lead time may result.