Aluminum and Soft Tube Construction: Made with a - aluminum body and flexible transparent tube, this brake bleeder hose is designed to withstand frequent use and brake fluid exposure without degrading. One Way Check Valve for Air-Free Operation: Features a built-in one way valve that allows brake fluid to flow in only, preventing air from re-entering your brake or clutch system during bleeding. Quick and Secure Attachment: Equipped with metal clips, the hose can be easily clipped onto brake bleeder nipples for a firm and leak-free connection, ensuring a clean and simple bleeding process. Efficient Brake and Clutch Fluid Bleeding: Designed for use with or other common brake fluids, this tool enables fast, one-person bleeding of hydraulic systems without backflow or fluid waste. Wide Compatibility Across Vehicles: Perfect for motorcycles, cars, ATVs, and scooters, this universal brake bleeder kit is ideal for both home mechanics and professional garage use in fluid replacement and brake servicing. Color: As Shown Material: Metal+Plastic Package Contents: 1 set x Brake Bleeder Hose Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.