92mm Black NON-ROTATIONAL Pneumatic Hydraulic Gas Lift for Office
This is our black gas spring,
The bottom of the gas spring is tapered.
It is used on boss chair or secretary chair.
the highest of the chair is not tall, but it can up to a high
position by this kind of gas spring.
1. The future: Type 1:Not rotating along steel pipe with groove but
Type 2:Not rotating but operating vertically and the height
adjustable when seated and returning the seat automatically to the
original height without operating the valve
2. Warranty: JEWELL warrants 5 years. It is that each gas cylinder
will be free from defects materials and workmanship for the
lifetime of the chair in which it is originally installed, if the
gas cylinder is properly applied, properly managed or not
3. Appearance: excellent appearance and superior strength
4. Test methods: ANSI/BIFMA performance standards and any
customer's test requirements
5 Packing details : usually 20 pieces in one carton , also
400-600pieces in one wooden case.
6. Available sizes: dimension and F1 can be changed to comply with
Operating up and down very smoothly without noise
Special steel tube with groove in a single structure