HAYES DOMINION A4 FRONT w/LVR BK/BRNZ CANTILEVER & CALIPER trail and e-bikes

trail and e-bikes

Cold forged aluminum cups

Lightweight design with optimized ball ramp angle

The ergonomics of the short HC aluminum lever mean that it can reliably deliver full braking power at the touch of just one finger

Hinged clamp allows installation without removing grips/tape

HAYES DOMINION A4 FRONT w/LVR BK/BRNZ CANTILEVER & CALIPER trail and e-bikesWith a motorsports inspired Two Stroke dual port bleed system, industry leading DOT 5. 1 fluid and Kevlar hose, the hydraulic system is engineered for ultimate performance across all temperatures and easy maintenance The Dominion A4 caliper utilizes four pistons in the most structurally rigid design possible Dominions master cylinder is factory tuned for the shortest dead stroke possible and a crisp bite point Features a cold forged caliper and