7 and 8 speed compatible chain. Shimano compatible. Silver finish. Chamfered inner plates for more precise shifting, quieter operation and resistance to chain distortion. Both outer plates have bevelled edges, glides more easily onto next sprocket. High performance step riveting provides excellent durability. Hardening process results in extremely hard smooth surface reducing wear and increasing durability. Nickel plating optimises gliding characteristics and protects against corrosion. Narrow width outer plates save weight. Complete with power link.