Heavy Duty Height Adjustable Gas Struts Pneumatic Support for Bed Frame / Chair

Heavy Duty Height Adjustable Gas Struts Pneumatic Support for Bed Frame / Chair

Description:

1. Gas spring for office chair 60mm black down 40mm is ADF-195-60-40 the gas spring for office chair total length is 281±2mm ,the stroke is 60mm very slowly descending by speed Control guide all the time, while the extension is the same speed as the regular-built gas spring.

2. The height of chair is minutely adjustable 
3. Products Warranty: our products gas spring for office chair guarantee 5 years, It is that each gas spring will be free from defects materials and workmanship for the lifetime of the chair in which it is originally installed, if the gas spring is proper
4. 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.
5. Gas spring for office chair 60mm black down 40mm has 4 class, different class have different tuber thickness 
6. Gas spring for office chair 60mm black down 40mm tube thickness is 1.2mm, gas lift for office chair class2 tube thickness is 1.5mm ; gas cylinder for office chair class 3 tube thickness is 2.0mm , air spring for office chair class4 tube thickness is 2.5mm 

Specifications: