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, Post, Mess
need help with a horizontal double piston extender with block storage, use as much space as you want including down but the more compact the better : r/redstone
Super small tileable double piston extender (horizontal) - Redstone Creations - Redstone Discussion and Mechanisms - Minecraft: Java Edition - Minecraft Forum - Minecraft Forum