This is a 2x2x3 honey block and slime block piston elevator made in snapshot 19w46b. : r/Minecraft
Slime Block Elevator (FAST) Minecraft Map
Minecreaft: Most Compact SLIMEBLOCK ELEVATOR Tutorial - YouTube
Super Simple Slime Block Elevator In Minecraft | Tutorial - YouTube
How to Build an Elevator in Minecraft (with Pictures) - wikiHow
How To Build Mumbo Jumbo's Flying Machine Elevator (Hermitcraft 5) - YouTube
HELP) How can I make a 2x2 door for realistic elevator? - Redstone Discussion and Mechanisms - Minecraft: Java Edition - Minecraft Forum - Minecraft Forum