Hyperglide (HG) series 6, 7, or 8-speed compatible chain, recommended for Altus and Alivio/STX drivetrains.

• HG technology has chamfered inner plates to optimise shifting performance on HG sprockets
• Durability is assured through 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
• 7.3mm chain width, optimised for 7- and 8-speed HG drivetrains
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