Shimano CN-HG40 Chain Price Group:Price_S Item # 690-XL 57mm Oversized

Item # 690-XL 57mm Oversized Facer

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- Forks that smooth the bumps for a comfortable ride

maintenance-free riding

Shimano CN-HG40 Chain Price Group:Price_S Item # 690-XL 57mm OversizedHyperglide (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 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. 3 mm chain width, optimised for 7