The Vizibleed 'One Man' Brake & Clutch Aid is a simple yet efficient tool designed to help you bleed your clutch or brakes on your own. It features a retaining strap that ensures it will not dislodge under pressure, constant visual access to the process, and a patented one-way valve for effective operation. This universal fitting tool is simple and effective, making brake and clutch bleeding a one-person job. It comes with clear instructions for easy use. Images shown are for demonstration purposes and the product will match the description.