Adding a Flexible Component To add a flexible component: Open system_dir:\Users\Public\Public Documents\SOLIDWORKS\SOLIDWORKS 2020\samples\whatsnew\assemblies\flexible_components\Destination_Assembly.SLDASM. Click Insert Components (Assembly toolbar) and select system_dir:\Users\Public\Public Documents\SOLIDWORKS\SOLIDWORKS 2020\samples\whatsnew\assemblies\flexible_components\Spring.SLDPRT. Create a coincident mate between Collar<1> and the red face of Spring<1>. Click View > Hide/Show > Axes . Create a concentric mate between the central axis of Spring<1> and the cylindrical shaft of Shaft<1>. Click . In the FeatureManager design tree, right-click Spring<1> and click Make Part Flexible in the context menu. In the graphics area, a preview of the unattached reference entity appears. To reattach the reference entity, click a planar face on Shaft<1>. Click . In the graphics area, move Collar<1> up and down. Parent topicFlexible Components