Cap for standard gasoline spout (2 Gallon)

This is a cap for a gasoline can spout. Fits standard size spouts. It's slightly scaled at the bottom to give it a tight fit.
Bought a brand new gas can, and it had some kind of bizarre mechanism that you had to squeeze and twist while pouring to make it work (I imagine it taking about 4 hands to do this successfully). Completely unusable. Well, it broke right away, so I suppose that doesn't matter, so basically just glued the spout together so the thing would pour gas. Cap was lost the first d