BartTechearlyaccess2 is a release file of the Minecraft mod BartTech Legacy for NeoForge, made for Minecraft 1.21.1. It was published on May 9, 2025 and is 1.5 MB in size. For the full description, screenshots and every other version, visit the BartTech Legacy mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.