HOLLOWcage Oversized Derailleur Pulley Cage for Shimano Ultegra 8150 Elite

HOLLOWcage Oversized Derailleur Pulley Cage for Shimano Ultegra 8150 EliteThe absoluteBLACK's HOLLOWcage for Shimano Ultegra 8150 12 speed derailleurs makes the 8150 drivetrain whisper quiet. It features a carbon polymer mono plate construction with bespoke, oversized, full ceramic bearings and one of the most advanced silencing pulleys ever made. Designed for use with Shimano Ultegra 8150 drivetrains Fits up to a 34t cassette The Silent Xring Pulley dampens the chain impact on the guide pulley teeth, eliminating the

Go further - reduce fatigue from bumps and vibrations

sunblock just adds another ingredient to the recipe for temporary blindness and discomfort

one zippered

while the traditional bead hook ensures maximum compatibility with all tube-type and tubeless tires on the market

Made from 6061-T6 Aluminum

Being over a half-a-pound lighter than the other wheels in its aero category

smooth block-in-block transition knobs provide grip and support through turns

training tips

so it retains preload far better than the competition and is impervious to the ill effects of load spikes from large hits and heavy braking

Lace and hook-and-loop closures

and brake calipers that reduce brake effort by up to 80%

Compatible with: Shiv Carbon Post