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Category, ,
Theme,
AuthorAL3_Z
MC Version26.2+526.226.1.226.1.126.11.21.111.21.10
Format.litematic

Learn how to build an automatic wall that retracts and extends.

This mechanism is designed to be compact and efficient.

Materials Required

14 block types · 1,466 blocks · 315×7×312

Observer248
White Stained Glass243
Smooth Stone242
Scaffolding240
Slime Block121
Note Block120
Repeater120
Sticky Piston120
Obsidian4
Piston4
Dispenser1
Lever1
Oak Trapdoor1
Redstone Lamp1

Before You Build

This build uses 1,466 blocks across 14 block types – about 23 stacks in total, which fits inside a single shulker box. It occupies 315×312 blocks of ground and stands 7 blocks tall.

What to bring first

Observer – 248 3 stacks + 56
White Stained Glass – 243 3 stacks + 51
Smooth Stone – 242 3 stacks + 50
Scaffolding – 240 3 stacks + 48
Slime Block – 121 1 stack + 57

Survival or creative?

Every block in this build can be obtained in survival, so it can be built by hand without creative mode or commands.

Moving parts

It includes Dispenser, Lever, Note Block, Observer, Piston, Redstone Lamp, Repeater, Slime Block, so check the mechanism still works after pasting – redstone state and item-container contents do not always survive a paste.

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