Hayes Dominion T4 Disc Brake and Lever - Rear Hydraulic Post Mount Black. The Hayes Dominion T4 is optimized for Enduro and DH riding with a USA-made carbon lever blade titanium fasteners throughout and a strong-clamping 4-piston caliper.

Low-effort lever input coupled with high-fidelity power output for optimum braking feel and control

A carbon lever blade and titanium fasteners take Dominion performance to the next level.

Pre-bled and assembled with Hayes K2 hose: The stiffest hose possible for maximum power and control transmission