6 inch heavy duty casters 6 inch heavy duty caster wheels 6 inch heavy duty multi-purpose rotating bench vise swival 360 degree 6 inch heavy duty aluminum flexible dryer vent hose air duct 6 inch heavy duty bed risers 6 inch heavy duty outdoor spring loaded door hinges 6 inch heavy duty plant saucer 6 inch heavy duty zipper 6 inch heavy duty screw hooks 6 inch heavy duty paper plates