Midwest Can Company Replacement Gas Can Spout Cap Sold Individually For use on the Midwest 1, 2, 5 and 6 gallon gas cans, and models 1100 1200 2200 2300 2600 5600 5800 6600 7600 8500 Approximate Outside Diameter: 2-1/4" Center Tab is not a stopper. It comes precut and is intended to be removed for use with spout (spout not included).