6.57mm chain width, optimised for 9-speed super narrow HG drive trains. Mushrooming of the pins gives unsurpassed side-plate retention, enabling the chain to far exceed the standard for breaking force. Zinc-alloy silver finish offers long lasting and best resistance to corrosion.

Specifications
For use with 9-speed systems only
Chromized rivet pins improve wear resistance
Zinc-alloy plated outer link surface treatment
Width: 6.6 mm
Color: Silver

Mfr Claimed Weight
304g