120MM stroke 393mm replacement gas springs / black lockable gas struts

office chair 120MM stroke totall length 393mm adjustable Gas Spring  black without noise
Specifications: 
 
 

 
 

Description:
This is our 120mm BLACK gas spring, 
The bottom of the gas spring is tapered. 
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: the high pressure gas cylinder is used for the office chairs. it can change the position of the chairs and the height of the chairs.  it is a modern office facility.
 
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 mishandled.
 
3. Test methods: ANSI/BIFMA performance standards and any customer's test requirements
4. Packing details : usually 20 pieces in one carton , also 400-600pieces in one wooden case.
5. Available sizes: dimension and F1 can be changed to comply with buyer's requirement
 
6. Sample:All the samples are free, just freight will be undertaken by your side. If you have your own size, welcome you send us your samples, we can make sample and production accordingly.
 
 
Applications:
Used for office chair
 
Competitive Advantage:
Smooth operating up and down without noise
high quality
Easy installation