A progressive regulator is the most advanced technical choice when dynamic fuel control is desired

and 90-degree bend versions

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and comfort

This sponge

MOTUL RBF 600 RACING BRAKE FLUID 500 ml Uniball A progressive regulator is theMOTUL RBF 600 RACING is a 100% synthetic brake fluid designed to deliver exceptional performance in extreme riding conditions. For all types of hydraulic brake and clutch actuators requiring a non silicone fluid. Developed to withstand the extreme temperatures generated by racing brakes (steel or carbon) and clutches. Also suitable for conventional braking systems with steel discs. Exceeds DOT 3 and DOT 5. 1 standards (except for viscosity at 40C).