DOT 5.1 brake fluid for hydraulic braking systems Effective maintenance for bike brakesTo ensure that hydraulic bike brakes function reliably, they require regular maintenance. With CONTEC brake fluid "Care+ Brake Prep D+" DOT 5.1, the brake can be easily and effectively refilled, so that its function is optimally maintained at all times. The brake fluid has been specially developed for use with hydraulic braking systems. The glycol-based fluid can be easily and precisely applied with the practical 100 ml dropper bottle, also available in a 1 L jerrycan. For optimal brake function, it is important to pay close attention to which oil is used for which brake. Brake category Main color black Content 0.1 l Area of use bicycle Secondary color white Packaging type dropper bottle Type/kind of Article