Description: 100% Brand new and high quality. Humanized design, ease of operation, high performance and reliable quality. Fit for 10mm motorcycle hydraulic clutch & brake pump piston. A good replacement for your old or broken one. Precise design and easy to install. Specification: Material: Metal+Silicone Connect Diameter: 10mm / 0.4inch Package Includes: 1 Set Clutch & Brake Pump Piston Note: Please make sure these parts fit for your bike before order