Recline Piston for Empress LX-RX-GT / Pacific GT / Episode SEThe mechanism that regulates and sustains the reclining motion of a chair, such as Empress LX and RX, Empress GT, Pacific GT, and Episode SE spa pedicure chairs, is called a recline piston. The mechanism that helps to easily adjust the chair's recline is frequently pneumatic or hydraulic. The piston is sometimes a component of a bigger mechanism that makes it simple for users to recline and easily bring the chair back to an upright position. Features