There isn’t a huge amount in the system, but also I had no issues since my first Scottish holiday so haven’t touched the brakes until I had to strip the frame to send it off for the ISCG tab.
I recently installed my first set of hydraulic brakes. Surprised myself with how little fluid it took, and felt a bit stupid for buying two bottles of the stuff.
There isn’t a huge amount in the system, but also I had no issues since my first Scottish holiday so haven’t touched the brakes until I had to strip the frame to send it off for the ISCG tab.