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Hayes Dominion A2 SFL Disc Brake and Lever - Rear, Hydraulic, Post Mount, Black/Bronze

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The Hayes Dominion A2 is optimized for cross country and trail riding, with a compact 2-piston caliper and a short finger lever (SFL).

  • Low-effort lever input, coupled with high-fidelity power output for optimum braking feel and control
  • Dominion A2 features the proprietary QuickBite² system for fast and consistent burnish
  • Using a two-stroke dual port bleed system and Kevlar hose, the hydraulic system is engineered for ultimate performance across all temperatures and easy maintenance
  • The Crosshair Caliper Alignment System dramatically simplifies caliper installment and alignment
  • D-Series rotors, caliper adaptors and bleed kit sold separately