11-34D

Pour chaîne HG 

Pour chaînes IG/HG Zinc phosphate finish Pignon ajouré pour plus de légèreté

For HG chain  Fini plaqué nickel

HyperGlide chainrings CNC-cut and drilled chainrings to reduce weight, not stiffness. Nickel-plated finish resists corrosion Corrosion-resistant steel clamp ring For 10-speed HG road chains.

Ultegra The 5 largest cogs are mounted on 2 aluminum and composite spiders Lightweight and high performance Aluminum locknut Fini plaqué nickel Compatible with 10- and 11-speed cassette bodies (for 11-speed, use a 1.85 mm spacer)  Other sizes are only compatible with 11-speed road hubs

9-speed cassette CARACTÉRISTIQUES DU PRODUIT Technologie : PowerGlide II Recommended chains: PC-991, PC-971, PC-951 Locknut material and finish: Hardened steel Sprocket material and finish: Chrome-plated