SRAM MAVEN BASE FRONT BLACK 950mm w/oROTOR w/BRKT/MMX-CLAMPEntry level Maven offers the same extreme power and heat management in a more affordable package bringing stopping power to all Organic pads come standard for the best modulation and the quietest ride Stiff 4 piston caliper with best heat management and easier bolt access Caliper features Bleeding Edge bleed port for drip free maintenance Stealth lever architecture for a sleeker, more modern ride Four 18mm pistons for extreme duty power Mineral Oil