This is the Conventional style Spout set including the Vent Cap.
THIS SPOUT SET WILL ALSO WORK AS A REPLACEMENT FOR OLDER BLITZ, RUBBERMAID, GOTT, KOLPIN, EAGLE AND OTHER FUEL CONTAINERS...
Rotopax is the only source for this spout set!
 
The inside of the cap is approx. 1 3/4".
Kit includes:
White Flex Spout, Rubber Gasket, Spout Cap, Spout Stopper Cap and Vent Cap.