Aeroflow?s master cylinder remote reservoirs hold 120ml (4oz) and will allow you to mount the brake/clutch fluid fill wherever you need to in your already crowded engine compartment. Featuring a sight glass level indicator on the front of the reservoir. This sight glass gives you an indication of how much fluid is inside the tank, which is a great idea to keep engineers happy. They are available in polished or black anodised, supplied with a male -3AN adapter Reservoirs feature a female 9/16?-18 thread giving you an option for mounting directly to master cylinder