... Spring install in mechinery 1.Good Quality and Best Price 2.meet ISO9001: ... : Nitrogen filled inside. 2, Color : black,silver,or as clients request. 3,Quality: We can provide fatigue test report ... 5,Safe and easy installation. 6,Resonable price, excellent quality,delivery soon,good service. 7,MOQ: 500PCS.3. ... We can accept your appionted forwarder. Factory supply high quality Locking Gas Spring JL4007