Here, the piston is shown in all 15 lengths. When used with a command name parameter followed by 'true' or '1', displays the usage only. When used with a command name parameter, displays the usage and description for that command. Pistons have a range from 1 block to 15 blocks with various speeds. /help (string)command (bool)brief Shows help text. The arm of an extended Piston is not solid. A Piston needs an object placed onto its head to extend or retract. Choose between playing as a male or female mechanic and customize their appearance to your liking. The player may not open the GUI to edit the Piston if a controller is connected. Unlike Bearings, they can have their extend length and speed configured within the Piston itself, making a Controller not necessary for simple extending and retracting. Like Bearings, Pistons connected to a Controller can be sequenced by using the controller interface.
Pistons extend when they receive a signal from a Trigger.