Quick Hotbar Mod for Minecraft 1.9/1.8.9
Quick Hotbar Mod for Minecraft 1.9/1.8.9 allows you to see a preview of 27 inventory slots while swapping out blocks into the 9 slots you have been given by holding down left CTRL. Use your mouse wheel to toggle inventory rows up or down. As you are doing this, you will get a preview of your inventory slots in game.
Download link: Quick Hotbar Mod for Minecraft 1.9/1.8.9