Custom Seal Gasket Fits Vita Mix Action Dome 3600, 4000 Custom Made Seal Fits Vita-Mix Action Dome Fits 3600, 3600 Plus & 4000 Vita-Mix Action Domes Picture of dome is for your reference only. (THE DOME) is (NOT INCLUDED) Free Shipping USA Only This is not a Vitamix product nor does Vita-Mix encourage customers to buy accessories which are not made by their company. Vita-Mix does not endorse the sale of this item. This item is custom made by hand and 100% Satisfaction Guaranteed. May not meet the quality of Vita-Mix valuable brands.