Additional-Items_b1.1.0-1.7.10.zip is a release file of the Minecraft mod Additional Items, made for Minecraft 1.7.10. It was published on February 21, 2015 and is 0.6 MB in size. For the full description, screenshots and every other version, visit the Additional Items mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
