Wirthco Funnel King 32015 8 Qt. E-Z Smart Drum Funnel with 2" Threads

With the funnel extension, trapped air stops the liquid from filling to the top of the barrel. It leaves just enough room to add 2 gallons more to the barrel, which is the capacity of the E-Z Smart drum funnel. In order for the Smart Funnel to work properly, it must be removed immediately when fluid no longer flows freely. This means the drum is full and cannot take any more fluid.", Lot of 1

Smart funnel prevents overfilling of barrels,Trapped air stops the liquid from filling to the top of the barrel,Polypropylene body and lid,Polyethylene air hose and band,2 inch thread and (6) 1/4 inch holes for draining