This is a recreation of the Hypersonic XLC at Kings Dominion. I didn't have any way to launch it besides using a rubber band. While I was making this I couldn't find any photos of the track past the brakes, although this is about how I remembered it.

Coaster Type: Air Launched Non-Looping

Height: 3 1/2 Feet

Inversions: none

Sets Used: 2

Other: Recreation, first k'nex recreation of Hypersonic XLC