Multiple colors black functional staff chair

Chassis: Adopting a dual handle with a tailboard chassis, it can lock at any angle when tilted back. The left handle controls the tilt angle, and the right handle controls the up and down lifting function. Pneumatic rod: National standard SGS3 level pneumatic rod can retract up and down normally for 100000 times without air leakage
Five star feet: Made of square tube electroplated five star feet, high-end and stylish, capable of withstanding a weight of over 1000 kilograms. Wheels: Made of black PU silent wheels, wear-resistant, anti slip, and flexible, passed 100000 tests