Lift Gas Spring Features:1) Nitrogen filled inside 2) Material: Seamless steel/carbon steel 3) Color: silver, black, or other options4) No noise, smooth operation5) Easy installation6) Competitive price, high-quality, fast delivery, good servicePacking:1) As standard, 1piece in a plastic bag, then 50pcs in a carton2) Carton size: 350*20*20mm3) Also can be according to customer's request.Marking: ...