Goodtaste GT03N Left Disc Hydraulic Brake E Bike MTB Electric Scooter Caliper 2300 Oil Pipe Rotor Power Off Bafang 2 Pin 3 Sm2a

 ,When used as an oil needle pressing tool, ① reserve about 3mm for the oil tube, ② lock the screw as shown in the figure to fix the oil tube, ③ press the oil needle into the oil tube with the middle tube screw, loosen the screw, ② adjust the extension length of the oil tube, put on the copper sleeve and screw it into the brake handle or caliper, and complete the installation!The tool can be used as a lock tube screw at the same time, and the stainless steel material is beautiful and exquisite, so it is convenient to carry it for a long time in the form of a tool for further maintenance!When used as a locking screw, it can be installed on the brake handle, or in the caliper position, which is easy to use, light and compact, and long-term carrying!If you still have any questions, please consult customer servicePlease note that the following tools need to be purchased separately. Please use a shopping cart when buying!The oil storage bottle has a diameter of 25mm and a height of 110, which is made of aluminum alloy and plastic. It is designed with vacuum gravity, and should not be used too hard to prevent oil leakage!---------------------------------------------------------------------The following is a list of configurations. Please choose according to your needs when purchasing. If you don't know how to choose, please send a photo of the vehicle model to customer service and tell them the style of the disconnected wire connector. We will provide you with professional advice!There are only 3 points to choose from below, color, broken wire style, and brake disc size!