https://youtu.be/UuYIbYVLF4k A hypersonic sled run at Mach 8.6. Smokin!
FNG Enlightened Member Joined Feb 11, 2006 Messages 5,975 Reaction score 1,545 Location Planet Earth Guild Total 596 Sep 6, 2019 #1 https://youtu.be/UuYIbYVLF4k A hypersonic sled run at Mach 8.6. Smokin!
