Product pecification:Name: Roller Chain (Single Row)Type: 06B-1Material: Carbon Steel(45#)Pitch:9.525mmRoller Diameter: 6.35mmInner Width: 5.72mmPin Diameter: 3.28mmRoller Chain Length:1.5 MetersApplicable: 06B SprocketNote: The data is for reference only, please seek advice from the real object!Package:Packing : Plastic bag / Carton box.Quantity : According in your Choose!