Tygon 2375 Clear Brake Fluid Reservoir Hose 1/4" 6.35mm ID 1 Foot Brembo Sized Tubing used to connect your remote fluid reservoir (brake or clutch) to your master cylinder, or for reservoir deletes. 6mm Innder Diameter, which is the sizing needed for aftermarket Brembo Master Cylinders. New updated 2375 formulation tubing, which replaces the old 2075 formulation tubing. Compatible with most 6mm and 7mm fittings. Made in USA.