1.Gas spring with damper effection 2.Maintenance free 3.Silence when moving 4.We guarantee 30,000 working cycles We are the leading gas spring manufacturer in China.Our products can be widely used in furnitures,medical equipments,machinery,automobiles and ectpackaging &deliverypackaging:1pc/poly bag,50pcs/cartondelivery:on the basis of order quantityspecificationsgas strut for car support,gas ...