Genuine Shimano replacement part

• HG technology has chamfered inner plates to optimise shifting performance on HG sprockets
• Durability is assured through a chromising treatment on link pins, and the heat treatment of rollers, pins, and plates
• Mushrooming of the pins gives unsurpassed side-plate retention, enabling the chain to far exceed the BS/ISO standard for breaking force
• 6.57 mm chain width, optimised for 9-speedSuper Narrow HG drivetrains
• Corrosion-resistant grey finish on outer plates
• 116 links, 304 grams