The backnblack.zip file you have requested: Flight Simulator X / Textures / Commercial Jets / Learjet 45 Texture "back in black" - 1.54mb is not available. Perhaps try browsing all files for the game Flight Simulator X and upload any files you want to share or are missing. This is the only information we could locate:
A basic pure black repaint, entitled after the classic AC/DC song! I like this dark repaint! Something evil and dark about this repaint!