One slot is used for the output, one slot is a security slot, so there are seven slots to put ingredients into. But for a barrel there are 12 input items: Planks for every sort of wood and Stairs of every type of wood. K'nex Flywheel Powered Machine Gun: 9 Steps You could easily modify this to make it into a faster firing machine gun or a semi-auto with a trigger. I just wanted to keep it at a relatively slow rate of fire. Brick Drop | a K'nex Ball Machine Element: 7 Steps Brick Drop | a K'nex Ball Machine Element: Hello again! Here I am again making the useless useful, this time with k'nex bricks! This is a very simple drop through, featured in my ball machine 3Xodus.
Vending Machine: This is a complex but well worth it redstone vending machine. You put a emerald in the bottom and click on the button below the item frame …
The Great, Red Gumball Machine Minecraft Skin HTML  Vending Machine: This is a complex but well worth it redstone vending machine. You put a emerald in the bottom and click on the button below the item frame …</p>
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