5.5 Office Chair Gas Lift Cylinder Replacement, Class 4 Piston Heavy-Duty 1000 lbs, Hydraulic Pneumatic Gas Lift, Universal Fit Most Executive Gaming Desk Chairs, Black

HEAVY DUTY CLASS 4
PISTON: The lift cylinder has passed over 100, 000 cycles of rotation/push/pull/impact testing, with no loss of usability function after the experiment. It is built with high-quality solid steel that can support a maximum weight of up to 1000 LBS.
5.5 IN ADJUSTABLE HEIGHT: Office chair gas cylinder with an adjustable range of 5.5
IN: the chair piston has a fully expanded height of 16.9 IN and a minimum length of 11.4 IN, which allows you to raise it higher and make more use of your office chair. UNIVERSAL SIZE THAT FITS MOST CHAIRS. Outer cylinder diameter 50 MM (2 IN). Inner cylinder diameter 28 MM ( 1.1 IN). Suitable for salon chairs, executive chairs, work chairs, and rolling stools on the market, with better load-bearing capacity.
EXCELLENT ALTERNATIVE: Stable use, no noise, silent 360° rotation and aerodynamic impact, making operation simple and smooth. No noise to colleagues even when turning or lying on a chair to rest.
HIGH-QUALITY GAS CYLINDER: This is a quiet, durable, sturdy office desk gas cylinder. Able to work well in the office