Hayes Dominion A4 Hydraulic Disc Brake derailleur-parts No energy wasted

No energy wasted

Length (HPS): 31"

Silicone screen print on braking fingers

Enhanced pedal-to-shoe contact area with mud-shedding profile

• Exceptional Durability: Strong chrome-molly spindle and low-maintenance sealed bearings spin smoothly season after season

Hayes Dominion A4 Hydraulic Disc Brake derailleur-parts No energy wastedIntroducing the all new, Stealth Dominion, our award winning Hayes Dominion A4 brakes are back adding even more ways for you to stop! Dominion's master cylinder is factory tuned for the shortest dead stroke possible and a crisp bite point. The Dominion A4 caliper utilizes four pistons in the most structurally rigid design possible. It features a cold forged caliper and KingPin structural pad retention bolt that increases stiffness. With a motorsports