Overview:

The Shimano HG40 is a 6/7/8 speed hyperglide chain from the Altus/Acera series.

Features:

• Chamfered inner plates to optimise shifting perfrmance
• Quick and easy to use connecting pin, durable heat-treated rollers, pins and plates
• Musroomed pins for unsurpassed side-plate retention

Includes:

• 1 x Shimano CN-HG40 chain (116 links)
• 1 x joining pin