1.material:CM490 2.surface:galvanized 3.packing:in wooden box 1.material:CM490/CM6902.surface: ... chain accessories,G80 high test chain,Buoy chain,Lifting chain/Hoist chain,Hatch board chain,Lashing chain/Binding chain,High test chain for mining,American standard chain NACM90,DIN763 link chain,DIN764 link chain,DIN766 link chain ...