Tool, Winterizing Plug, 1 Fitting, Plug Size 6 Go to amazon.com Related posts How to find the best winterizing plug 6 for 2022? FeatureTool, Winterizing Plug, 1 Fitting, Plug Size 6. DescriptionRubber Expansion Plug Stainless steel screw & washers nylon wing nut tapered sides allows use in variable openings