How To: Make the repulsor arm prop from Iron Man

Iron Man, and to a lesser extent it's sequel, represent the best of the new comic-book-movie boom and have rejuvenated the popularity of one of Marvel's most interesting characters. Do you want to make a Tony Stark costume, or dress someone you know in one for a film or party? This video will show you how to make one of the coolest and most important parts of the Iron Man ensemble: the repulsor arm ray gun.