Basic overview of the Dual Hotbars Mod:
The Dual Hotbars Mod is a new mod available for the latest patch of Minecraft 1.7.10 and 1.8. The mod can be installed for SMP and single player client. If you’ve ever been in a situation where you’ve simply run out of tool space in your hotbar, then Dual Hotbars may be a great asset to you. It’s incredibly simple but the uses far outweigh its simplicity.