... s controlled gas spring ,to regulate the angle of chair ,case ,cabinet as convenient as desired . 2,100, ... we will provide best service to you.2,the gas spring has beautiful cover and excellent quality, ... .specifications:Usage: Toyota automobile.Features: 1, Gas: Nitrogen filled inside. 2, Color : black,silver,or as clients request ... is passed ROHS test; 4,When the gas spring is up and down, it's soomth ...