The Hope Tech 4 Evo TR4 is a four-piston trail brake built for medium-duty use, delivering the perfect balance of power and control for aggressive trail riding. With larger pistons, a revised lever design, and a stiffer one-piece caliper, the TR4 delivers impressive stopping force while maintaining a smooth, consistent lever feel. Its advanced internals, improved bleed system, and enhanced piston guides ensure reliability, heat management, and long-lasting performance on every ride.