Star back Afam Steel Sprocket 530 Steel back asterisks of AFAM are made of steel C45, and then processed for increase in hardness and even resistance Thanks to high-quality production and cutting accuracy these easy asterisks well cope with the increased power of modern superbikes. Service life, weight, safety, efficiency, a form of teeths and materials are elements from which AFAM creates the best possible combination to offer you carefree and optimum transmission. Technological features: All steel back asterisks of AFAM are processed on CNC machines and made from the normalized steel C45 with the teeths tempered in the induction way. Firmer layer on teeths considerably reduces wear of an asterisk and chain and provides longer service life. Are executed in silvery (galvanized) or black (electrophoresis) color for long protection against corrosion. The normalized steel prevents formation of microcracks in asterisk material. It guarantees quality of a product to offer you safe driving. Ideally round, flat and concentric with a unique profile of teeths of AFAM does this asterisk of the best in the market of after-sales service. * The image of a product has exclusively illustrative character. The actual design of an asterisk can differ a little depending on model of your motorcycle. Characteristics: Intercenter distance: 130 mm Internal diameter: 110 mm Diameter of fixing openings: 10.25 mm Production Japan