TRP Hylex RS Flat Mount Disc Brake Set - Black FE Sport The smoothest

The smoothest

Its dual-chamber aluminum construction ensures durability and lightweight handling

This is gravel

52mm (29") Color (FS) BoXXer Electric Red - Gloss

Mounting screws: Not includedColor: Black

TRP Hylex RS Flat Mount Disc Brake Set - Black FE Sport The smoothestThe Hylex RS is a full hydraulic disc brake system for drop bar bikes. It sports an integrated master cylinder in the ergonomically shaped lever body while the drilled out lever blade shaves weight as well as improves grip.. This brake is for single speed aficionados, the rider who wants simplicity without sacrificing braking performance. Using our Hylex Di2 Adapter Kit, this system can be used with a Di2 drivetrain. Flat mount only. FF 5 adapter