a high-performance mineral oil designed for shimano and magura systems, this fluid is specifically formulated for bicycle brake systems. it features advanced chemistry for superior fluid life and braking performance. finish line’s mineral oil brake fluid is not your typical mineral oil; it boasts a super low viscosity for excellent lever response, pad retraction, and consistent performance across various temperatures. engineered for bicycle hydraulic disc brake systems, it is compatible with all current brake systems. for those serious about maximizing their braking system’s performance, finish line brake fluid is the ideal choice.