ANSI Chain No.: #80 Length: 10 feet Pitch (P): 1 inch (25.4 mm) Roller Diameter (d1 max): 0.625 inch (15.88 mm) Width Between Inner Plates (b1 min): 0.62 inch (15.75 mm) Pin Diameter (d2 max): 0.311 inch (7.9 mm) Pin Length (L max): 1.287 inch (32.69 mm) Pin Length (Lc max): 1.377 inch (34.98 mm) Inner Plate Depth (h2 max): 0.944 inch (23.98 mm) Plate Thickness (T max): 0.128 inch (3.25 mm) Ultimate Tensile Strenght (Q min): 56.7 kN (12,747 lb) Average Tensile Strenght (Qo): 69.4 kN Weight (q): 1.747 lb/ft (2.6 kg/m)