MechanicalAdded in Beta 1.7
STICKY PISTON
Like a regular piston but pulls the attached block back when retracting. Essential for doors, drawbridges, and any mechanism that needs blocks to return to their original position.
Crafting Recipe
1 Piston + 1 Slime Ball → 1 Sticky Piston
Signal Behavior
Input
Any redstone signal (including quasi-connectivity in Java)
Output
None (mechanical output only)
Max Signal Strength
0
Delay
0 ticks to extend, 3 game ticks to retract
Modes
- Extended (block pushed)
- Retracted (block pulled back)
Common Uses
- ▸Hidden piston doors
- ▸Block swappers
- ▸Secret passages
- ▸Flying machines
- ▸Drawbridges
Common Mistakes
- !Does not pull block if given a 1-tick pulse (0-tick)
- !Same 12-block push limit
- !Cannot pull tile entities (chests, furnaces)