Will fit the following walkers:
ERP4298-05 for ERP4224-05, ERP4261-05, ERP4281-05
ERP4298-10 for ERP4224-10, ERP4261-10, ERP4281-10
ERP4298-20 for ERP4224-20, ERP4261-20, ERP4281-20
ERP4298-30 for ERP4224-30, ERP4261-30, ERP4281-30
ERP4298-40 for ERP4224-40, ERP4261-40, ERP4281-40