Ender IO Base - 5.2.66 is a release file of the Minecraft mod Ender IO Base, made for Minecraft 1.12.2. It was published on November 27, 2020 and is 4.7 MB in size. For the full description, screenshots and every other version, visit the Ender IO Base mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.