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pick the cross seals in our regular pulley sets
Not sure which caliper you have
particularly if you often navigate wet conditions
It fits 11 and 12 speed Ultegra and Dura Ace derailleurs
Kogel Speed Kolossos: The Fastest Oversized Derailleur Cage Yet
Aero Oversized Derailleur Cage - SRAM AXS derailleurtype-Campagnolo pick the cross seals inBig 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,
