Download the content pack here: https://www.dropbox.com/s/7bo1ccmh88r3r27/Rainfire5s%20Arsenal%201.9.5c%20-%20Models%20Update.zip?dl=0

Also visit the pack's Discord:
https://discord.gg/mBs8kHZ

This flans mod content pack by Rainfire5 has no clear focus at all. It has ships, aircraft, tanks and guns from random historical eras as well as fictional vehicles such as the Kirov Airship from Command and Conquer and Strike Witches references.