For Spray Caps, not people sickos (click read more)
Art Primo Presents Cap Sex Change Tutorial
Art Primo shows you how to convert your caps to the opposite gender. This is really useful if you use certain brands of paint which have a male valve. Most spray paint brands use female valves but some brands are making a transition over to a male system. Since most popular spray caps are made to be used with a female valve, options are limited for the male valve. With this tutorial, though, you will be able to perform a sex change on your favorite cap so that it will work with your male valve equipped spray can.