Upgrade your ride with Hayes A4 Domination Disc Brake - featuring the shortest dead stroke and a crisp bite point for precise control.Key Features and Benefits:Factory Tuned Master Cylinder: Ensures the shortest dead stroke and a crisp bite point. This results in immediate braking response and enhanced control.Four-Piston Caliper Design: Utilises a structurally rigid design for unmatched stopping power. The cold-forged caliper and KingPin structural pad retention bolt increase stiffness, delivering superior braking performance.Two-Stroke Dual Port Bleed System: Inspired by motorsports, this system, along with DOT 5.1 fluid and Kevlar hose, ensures peak performance in all temperatures and simplifies maintenance.QuickBite² System with D-Series Rotor: Offers fast and consistent burnish, managing heat efficiently while reducing braking noise for a quieter, more effective ride.Tool-Free Reach Adjustment: Allows for easy customization of lever reach, ensuring comfort and control tailored to