Hyperglide (HG) series 6, 7, or 8-speed compatible chain, recommended for Altus and older Alivio / STX drivetrains.HG technology has chamfered inner plates to optimise shifting performance on HG sprockets.

• Comes with a quick and easy to use connecting link.
• 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.
• 116 links, 335 grams.
• Compatible with Shimano SM-UG51 Quick Links.