SRAM Code RSC Disc Brake and Lever - A1 - Built using the same architecture as the Guide brakes, but with larger fluid reservoir and pistons, it delivers even more power and heat management. SRAM's SwingLink lever actuation design provides great modulation.Bleeding Edge design for easier maintenanceFour phenolic plastic pistons provide the stopping power and excellent heat managementIncludes steel-backed sintered metal padsStainless steel heat shield breaks the thermal connection between the brakes pads and the caliper body, which reduces fluid temperature