Features: Universal 43mm Brake Fluid Bleeder adapter ensures precise fluid control, for most models through its wide spectrum interfaces design. Metal and plastic construction delivers durability traditional steel tool, with enhances corrosion resistance for extended service life. Essential for both DIY car owners performing routine maintenance and professional mechanic handling brake system repairs in automotive workshops. Optimized for multiple scenario applications including trip vehicle inspections and daily brake fluid replacement tasks in repair shops. Combines leak proof 43mm sealing technology with ergonomic handling to simplifying brake fluid refilling while maintaining performances standards. Specifications: Material: Metal, Plastic Size: about. 43mm/1.69in Package Includes: 1pc Brake Bleeder Adapter note: Only works with specified size, customer must measure and confirm cylinder before purchase. Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.