Shimano CN-HG40 6/7/8 Speed Chain Sports-Cycling its edgy tool design

its edgy tool design

anodized and painted surfaces

directional 10-speed HG-X chain specifically for mountain bikes is the next evolutionary step in shifting technology

extending their lifespan

Where ever you attach them

Shimano CN-HG40 6/7/8 Speed Chain Sports-Cycling its edgy tool designHyperglide (HG) series 6, 7, or 8 speed compatible chain, recommended for Altus Tourney and older Alivio STX drivetrains. HG technology has chamfered inner plates to optimise shifting performance on HG sprockets & comes with quick and easy to use connecting link. Durability is assured through the heat treatment of rollers, pins, and plates and mushrooming of the pins gives unsurpassed side plate retention, enabling the chain to far exceed the BS ISO