Heavy Duty Roller Chain 35-2 x 10 FT 3/8 inch chain; Roller Diameter: 0.2", Pin Diameter: 0.141"; Pin Length (L max) 0.886" (Lc Max) 0.917", Inner Plate Depth: 0.354", Plate Thickness: 0.051"; Average Tensile Strength: 4200 lb; Material: Carbon Steel; Weight Per Foot: 0.422 lb