The brake hose connector is suitable 5mm diameter brake hose With its strong construction and universals fit, this bicycles disc brake set extends the lifespans of your braking systems, promoting safe and smoother rides This hose connector is easy to use and to carry It can not only be used to hose and connecting break hose, but also to press the insert into the hose Make of stainless steel and aluminium alloy, enduring and sturdy, rust and resistant