Kolossos ST Oversized Derailleur Cage - 11 and 12 Speed 105 BOTTOM BRACKETS Not sure which caliper you

Not sure which caliper you have

Designed for the Sram Eagle and Shimano 12 speed mountain bike derailleurs

The SRAM DUB system is known for its durability and improved stiffness

Choose road seals for road use and cross seals if you plan to go off-roading or frequently ride on wet roads

Kolossos ST Oversized Derailleur Cage - 11 and 12 Speed 105 BOTTOM BRACKETS Not sure which caliper youKolossos, derived from the Greek word for a statue much larger than its original subject, aptly describes this oversized derailleur cage. Replacing your stock pulleys with a ceramic 12 tooth top pulley and a 19 tooth bottom pulley, built on the stiffest cage available, enhances performance by reducing friction and improving shifting accuracy. This design also emphasizes gravel worthiness and chain retention. The Kolossos ST model offers the same