Topeak Feza Cage Carbon R10S - Black Bikecorp An aerodynamically honed stem that

An aerodynamically honed stem that pairs perfectly with your ENVE In-Route bar

One-piece machined steel X-Dome design for weight savings

These aero rings were built as a solution for the people who want the quality of ROTOR chainrings but aren't ready to change their whole groupset from a stock AXS setup

For Carbon steerer tubes

Topeak Feza Cage Carbon R10S - Black Bikecorp An aerodynamically honed stem thatThe featherlight, matte natural finish, carbon fiber composite 5. 5mm tube cage offers high strength and optimized geometry for lighter weight. Includes two aluminum bolts ready to mount and enjoy on your ride. Specifications MATERIAL Carbon fiber (Note: Due to the unique manufacturing process, there may be surface roughness (voids) on some parts. This is normal and will not affect the performance or strength of the Feza Cage.) SIZE 11. 7 x 8. 2 x 7.