floating and vented rotor designs available

Accommodates seat tube angles of 62 degrees or more

Has red indicator light that shows charging state

It is compatible with HG-EV and HG-X11 chains

Four-bolt handlebar clamp

Wolf-Tooth Directmount Elliptical Single Chainring 28 Black can be discounted floating and vented rotor designsMore power? Check. Better traction? Definitely. Less shifting? Yup. Funky uneven pedal stroke? Not with Wolf Tooths PowerTrac Elliptical (PTE) chainrings. Our proprietary design means a slightly less ovalized ring (10%) with less aggressive timing (112) than competitors versions; any change to your pedal stroke is unnoticeable for most riders, but they still provide the POWER and TRACTION benefits inherent to oval chainrings. Its like having two