Item name Gas Struts Used for Advertising Light Box Workinglife 80000times Material Iron Color black,sliver(option) Length 100-3000mm Storke 30-900mm Diameter 12*4-40*20mm Package one pair in one paper carton Warranty 3years MOQ 1000peices Port Tianjin Lead time depend on the quatity of your order Payment Term T/T&Western Union Free samples avaliable Load Capacity 30-3000N