REDSTONEPEDIA › Circuits › Piston extenders

Piston extenders

Push a block several blocks away with one lever and pull it back exactly: hidden doors, extending bridges, secret staircases. The reach is how far the block goes.

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Piston extender

One input pushes a block several blocks out, the next brings it back exactly.

reach 2Piston extender

reach 2 to 12 · 8 to 82 blocks

pictured, reach 2: out in 9 ticks (0.45 s), back in 9 ticks (0.45 s) · fits in 6×2×1

11 versionshas its own lever1 block wide

Sand elevator: lifts a sand block and lets it fall back (gravity piston extender)

Only for sand or gravel, only upward: a sand elevator, a hidden floor.

reach 2Sand elevator

lifts 2 up · 6 blocks

out in 7 ticks (0.35 s), back in 12 ticks (0.6 s) · fits in 3×5×1

has its own leverno slime1 block wide

A card that comes in several sizes lists every size, with the best design of each, on its page.