Custom T-shirt cannons are a great way to dispense promotional t-shirts to your audience Rather you are sending your screen printed shirts to the rowdy crowd at a sporting event or to eager parade spectators a custom t-shirt cannon is the best way to do it. We have compiled a few list of on-line sources for how to build your own t-shirt gun. Check em out and have fun. Need help filling your t-shirt gun with promotional t-shirts? Contact TheShirtPrinter.com for all your custom apparel needs.
http://www.popularmechanics.com/technology/how-to/tips/build-your-own-t-shirt-cannon
http://blogs.howstuffworks.com/2010/08/31/how-to-make-a-t-shirt-cannon/
http://www.instructables.com/id/T-shirt-Cannon/