Five Line Sealing Leak Proof Design: Features thickened rubber rings and precisions threads for excellent sealing, brake fluid leakage and ensuring systems stability and Lightweight Construction: Made from machined aluminum with anodized surfaces, light weight high strength and resistance while reducing overall bike weight Complete Installation Set: Includes five line oil needle, needle nut, oil sleeve, and sealing rings Works with professional pressing tools for easy installation without additional parts Precisions Fit for Professional Braking Systems: Designed for high end hydraulic disc brake systems, suitable for M640, M7000, M8000 models 2 Color Option for Styles Upgrade: Available in red and black with anodized finishes Enhances both the sealing and individualized look of your bike, Manufacturer: ERRORY