The lower and upper properties of the stereotype give the minimum and maximum number of values, respectively, of the property at the bound end of the related bound reference, for each object reached by navigation along its binding path. Source OMG Systems Modeling Language (SysML) 1.6
The EndPathMultiplicity stereotype can be applied to properties that are related by redefinition to properties that have BoundReference applied. Source OMG Systems Modeling Language (SysML) 1.6
SysML-1.6: Figure 8-17: EndPathMultiplicity is applied to 'rollBarBR' instead of 'lugBoltBR' of 'Vehicle Model 2'