Specs for the chain that uses these linksMaterial: Carbon SteelColor: NaturalAverage Tensile Strength: 3620 lbsRoller Diameter: 0.305 InchWidth Between Inner Plates: 0.192 InchPin Diameter: 0.155 InchPin Length L Max: 0.570 InchPin Length Lc Max: 0.515 InchInner Plate Depth: 0.45 InchPlate Thickness: 0.059 InchUltimate Tensile Strength: 3500 lbsFatige: 380 kgfPitch Size: 1/2 Inch