Custom Adjustable stainless steel locking gas lift / gas spring for office chair

gas lift/gas spring  
1)used for office chair
2)stroke from 100mm to 540mm
3)Up and down freely,height adjustment

gas lift/gas spring  
gas lift/gas spring/gas spring for office chair/chair gas spring/office chair gas spring
Safe and durable we made   / Danway guarantee !
 
Advantage:
1) stroke from 100mm to 540mm
2) Up and down freely,height adjustment
3) bottome type:folded type/welded type
4) TUV,BIFMA,calss 1~4
5) OEM Service