Item Duplication Through Chests, Barrels, and Shulker Boxes

Be able to duplicate items using a piston pushing a chests, shulker box and barrels with the right timing. Input the item, activate the piston and wait to pull the items out before it retracts.

 

here are some videos PROMOTING duplication

https://www.youtube.com/watch?v=3BBSF7W-9kU

https://www.youtube.com/watch?v=WflwSSkLU1c

https://www.youtube.com/watch?v=LxSCGUpxsPs

https://www.youtube.com/watch?v=-YfPVWcpSAI