Got time to bleed.
If it's that time of the season to run some routine brake maintenance, pick up a bottle of Shimano's Disc Brake Mineral Oil to flush all that air and old fluid out of your brake lines.
For use with Shimano hydraulic disc brakes only. 50 mL bottle.
Keep things running smoothly on your road, mountain, or commuter bike.
When to use grease, lubes, and solvents on bicycle parts.