Feature:1. Standard M10 x 1.25mm thread, suitable for most motorcycles, ATVs and Dirt Bikes.2. Aluminum alloy structure, corrosion and heat resistance, sturdy and durable, without frequent replacement.3. Small size, light weight, easy installation. The upgrade from the traditional brake pump greatly improves the performance of the clutch switch.4. The fast clutch switching effect shortens your shifting time by 10 percent , which is highly practical.5. Comes with all the relevant accessories in this package, which is made to meet your needs.Specification:Item Type: Motorcycle Brake PumpMaterial: MetalPiston Size: Approx. 14mm or 0.6inFitment: Universal for motorcycle, ATV and Dirt BikeMatching Use: Suitable for matching with 14mm piston or upper pump of 14mm or moreHow to Use: 1. First, inject the brake oil pump into the hydraulic oil. There should be no air. The wire opening is very large and you can see a bubble.2. See the screw tube above, there are good screws on the tube, please do not tighten it, it is required that the screw side holes can be exposed.3. Connect the pump and the oil pipe, then raise, the oil pump oil cup, and then random pressure several times (10) processing, now wait (no movement is allowed) after 5-10 minutes, you will see if the screw hole is not tightened on it When the brake oil flows out, then lock the screw and exhaust.4. The Method For Checking The Exhaust Of Hydraulic Clutch Completely: Push the pump under the wire to the pump body, pinch the handle of the pump with your hand, and move the end of the handle about 3 cm, which is correct. (Press the handle until the pressure does not drop, about 3 cm away from the handlebar, complete the exhaust, load and debug), when loading, you must pull out all the wires, and then pull down the fixed pump again (make sure to loosen the clutch handle, the wires are all extended Out)..Package List:1 x Motorcycle Brake Pump1 x Screw Rod1 x Accessory2 x Nut