How much do the models cost to make and what general size are they?

The FBI's Most Wantedsubhead : Weapons for Klingons body : We had an episode where Worf was to inherit a special Klingon blade. And the art department came down with something that looked like a pirate�s cutlass� But I felt that for the Klingons, and especially for Worf, it should be something more cool and less familiar... And part of my misspent youth, I studied martial arts very seriously in Asia for a number of years and looked at Asian weapons. And I had imagined this weapon for a long time but had no reason to bring it into existence. So I made a foam core version of it and brought it into Rick Berman and said, �Look, here�s this really cool thing and we could create a whole new martial art around it.� And that became one of the icons of Klingons. And, interestingly enough, it was approved by the Korean Martial Arts Society as one of the new bladed weapons that was actually practical. And the Navy Department of Research wanted tracings of it, the FBI wanted to talk to me about how I came up with the ergonomics of the weapon...