The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.
Features 13-tooth upper and 19-tooth lower, aluminum pulley wheels
Robust cage crafted from polyamide and carbon fiber for durability and light weight
Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion
Compatible with Dura Ace 9200 and Ultegra 8100 series (Fits 11-30 and 11-34 Shimano 12spd Cassette options)
Four spring tension settings allow customized setup based on ride conditions
Integrated stop tower for simple installation and durability
Specifications
Compatible Brand
OSPWS, Shimano
Fits Model
Dura-Ace R9200 Series, Gold
Largest Cog
34
Speed
12
Tree Fort ID:
333222456047
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