speedblock_forge_1.21.9-1.0.1.jar is a release file of the Minecraft mod SpeedBlocks for Forge, made for Minecraft 1.21.9. It was published on October 2, 2025 and is 0 MB in size. For the full description, screenshots and every other version, visit the SpeedBlocks mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
