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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
fine‑tuned to shave watts and maximize drivetrain performance
Basically the same bolts as the stem plate bolts
just listen to our friend and badass racer Allison Linnell
Aero Kolossos for Sram AXS has a 14-tooth upper and 19-tooth lower wheel and fits all Sram 2x12 Red and Force derailleurs
BR-RX400-R
Shimano Speed Kolossos Oversized Derailleur Cage - GRX 2x (11- and 12-speed, mechanical & Di2) Color:Black fine‑tuned to shave watts andKogel Speed Kolossos for Shimano GRX 2x (11 & 12 Speed, Mechanical & Di2): The Fastest Oversized Derailleur Cage for Gravel Gravel doesnt mean slow. The all new Kogel Speed Kolossos for Shimano GRX 2x (11 & 12 speed, Mechanical & Di2) is designed to bring unmatched efficiency and performance to mixed terrain riding. Whether you're racing gravel, tackling epic adventures, or just looking for a smoother, more efficient drivetrain, this oversized
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