Universal Master Cylinder Adapter Cap with Wings Adjustable 1-2.7in Opening Pressure Brake Bleeder Kit for Easy Brake Fluid Changes

Wings expand 4.5 to 7.1 inches (11.4 to 18cm) to adjust opening 1 to 2.76 inches (25.4 to 70.1mm) in diameter; Auto power brake bleeder screw adapter adjusts in height 3.5 to 3.8 inches (8.9 to 9.7cm)

• Simplify Brake Bleeding – Universal adapter cap makes draining and refilling brake fluid quick and efficient, compatible with most fluid filler systems
• All-in-One Versatility – Adjustable wings (4.5–7.1 inches) fit various master cylinders, eliminating the need for multiple adapters in disc or drum brake systems
• Precise Adjustability – Horizontally & vertically adjustable for a secure seal, fitting openings from 1–2.76 inches in diameter and 3.5–3.8 inches in height
• Easy Access Design – 90-degree swivel coupler rotates 360° for tight-space access, preventing hose kinks during brake fluid service
• Durable & Reliable – Made with premium metal and EPDM rubber for a strong, leak-proof seal under pressure (up to 50 PSI / 344.7 kPa)