Super small tileable double piston extender (horizontal) - Redstone Creations - Redstone Discussion and Mechanisms - Minecraft: Java Edition - Minecraft Forum - Minecraft Forum
Here's a compact sideways double piston extender(java) | Scrolller
Mumbo Jumbo no Twitter: "Minecraft: How to Build Tiny Piston Extenders https://t.co/YVgMTx9x5E" / Twitter
1-12 Piston Extenders [Redstone] | Minecraft PE Maps
The Worlds SMALLEST Double Piston Extenders (Minecraft 1.13+) - YouTube