From the same man that brought you the homemade coil gun.http://www.youtube.com/watch?v=hp97GjuULX8
And here is a link to the coil gun in case you missed it.http://www.youtube.com/watch?v=mdZo_keUoEs
And here is a link to the coil gun in case you missed it.http://www.youtube.com/watch?v=mdZo_keUoEs