Kolossos ST Oversized Derailleur Cage - Shimano XTR GRX1X BB30 Sram 2x MTB 10speed

Sram 2x MTB 10speed

providing excellent durability and smooth performance at a more accessible price point

For Sram road groups

which looks really cool in motion

Kolossos ST Oversized Derailleur Cage - Shimano XTR GRX1X BB30 Sram 2x MTB 10speedUpgrade your Shimano 12 speed drivetrain with super smooth, accurate shifting and reduced friction. The Kolossos ST features an 18 tooth narrow wide bottom pulley and 14 tooth top pulley on our stiffest cage yet, replacing your stock 13 tooth pulleys. Equipped with high quality stainless steel bearings, the Kolossos ST delivers excellent durability and smooth performance at a more accessible price point. Built for optimal shifting accuracy and chain