Donghua: 40-1 Offset Link - Ameican Std Steel chains, suitable for use in corrosive conditions involving for example, food, chemical and pharmaceutical industries etc. Also suitable for high and low temperature conditions. Other chain sizes and types are available, please ask your local service centre for more information. MPN: 10040-1-L EAN: 40-1 Offset Link - Ameican Std Attributes: ISO/ANSI Reference: 40-1 Number of Strands: Simplex Pin Diameter: 3.96mm Pin Length (A+B): 17.8mm Pitch: 12.7mm Product Type: American Standard Offset Link Standards Met: DIN 8188