1.Spefically designed to suit commode or shower chairs in hispotals and nursing homes. 2.black powder-coated finished fork. 1.Spefically designed to suit commode or shower chairs in hispotals and nursing homes.2.black powder-coated finished fork.3, 98°A polyurethane on PP rim caster.4. double precision ball bearing. Smooth and non-noise.5.The techinics of black paint is the guardian of ...