Kolossos ST Oversized Derailleur Cage - Rival eTap deadstock right next to the crank

right next to the crank arms

Upgrade your Sram Eagle drivetrain with supreme shifting performance and reduced friction

Crafted from high-quality

This bottom bracket will fit any Rotor crank set with 24mm spindle on a T47 frame with 86

This bottom bracket fits any Sram GXP crank on a BB30A frame

Kolossos ST Oversized Derailleur Cage - Rival eTap deadstock right next to the crankKolossos, derived from the Greek word for a statue much larger than its original subject, aptly describes this oversized derailleur cage. By replacing your stock 12 tooth pulleys and cage with a 14 tooth top pulley and a 19 tooth bottom pulley mounted on the stiffest cage available, you can achieve reduced friction, improved shifting accuracy, and enhanced chain retention. Kolossos users appreciate the smooth shifting, quiet ride, and seemingly