I don't know if this has been posted before, but I was messing around and I built an extremely simple double piston extender | Minecraft, Pistons, Post
minecraft java edition minecraft redstone - What is the most compact design of down-shifting double-pistons? - Arqade
Help. How to make a double piston extender in bedrock. As shown in picture, I can make the upper one work, but not the second piston of the lower one. : r/Minecraft