The replica LEM Piston bar stool's seat does not only swivel, but also adjusts easily from 53cm seat height to 79cm seat height with a lever that activates a gas cylinder. The replica LEM Piston barstool will add elegance to your house with visual lightness that creates the illusion of freedom from gravity. This modern design makes the stool very versatile and offers height adjustability so you can use it just about anywhere. The circular indentation in the centre of the seat is intentional and is part of the design for this stool. The rubber ring under the base will prevent damage to hardwood floors or your tiles. With an air hydraulic piston for height adjustment and full 360 degree swivel of the seat base, the LEM Piston stool is your solution to the perfect bar seat. This product comes with a 12 month warranty.