Hope XCR Pro X2 Disc Brake and Lever Set - Front Hydraulic Post Mount SilverHope XCR Pro X2 Disc Brake and Lever Set Front Hydraulic Post Mount Silver. The Hope XCR Pro lever is the ultimate in lightweight design. With a Carbon lever blade and titanium hardware combined with an XCR X2 caliper this is the benchmark cross country brake system. Lightweight minimalist design Carbon blade and titanium hardware Lever reach adjustment Hinge clamp for easy installation CNC Machined from high grade forged aluminum billet 10% Power