Rear brake Hayes Dominion T4

The Hayes Dominion T4 (rear) disc brake - limited edition - offers power, sensitivity and reliability in a lightweight chassis. Featuring a carbon-fiber lever designed and hand-built in the USA by Reynolds, titanium screws and bolts, a composite reservoir cover, aluminum-backed pads and precise machining to reduce weight, the Hayes Dominion T4 brake is 50 grams lighter per brake than the Hayes Dominion A4 brake.