SHIMANO CHAIN CN-6701 10 SPEED ULTEGRA
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Ultegra now features an asymmetrical (directional) chain. Shifting precision and smoothness has been significantly improved through the use of different inner and outer plate chamfers and dimensions to accommodate the different shifting requirements of moving the chain inward and outward on the drivetrain.
Redesigned inner and outer plates
New shaped outer plate
New shaped inner plate for smoother rear shifting
Enhanced press-in construction for stable shifting
Chain Type Super Narrow HG for 10-speed