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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Ground clearance remains similar to stock cage design
Kogel's 12/14-tooth pulleys reduce chain articulation and friction
this tee guarantees a flexible and cozy fit for all-day use
Its ceramic bearings provide superior performance and enhanced durability
No need for a longer chain
Aero Oversized Derailleur Cage - Shimano Dura Ace R9100 & Ultegra R8000 CERAMIC OVERSIZED DERAILLEUR PULLEYS Ground clearance remains similar toBig pulley wheels were not the final step to free speed. Kolossos now comes in Aero, shielding your wheels and chain from the wind for those riders looking for maximum output. Aero Kolossos is built with Kogel ceramic bearings and road seals. Fully built in CNC machined aluminum with an internal spine for maximum stiffness, Aero Kolossos will help you cut through the wind as well as help you maintain shifting accuracy. When it comes to marginal gains,
US$ 49.95
US$ 35.95
US$ 35.95
