The BIKE IT Brake Bleeding Kit comes with a one-way valve and connection hoses that easily attach to the bleeder nipple. Perfect for both professional mechanics and DIY enthusiasts, this kit simplifies the brake bleeding process, ensuring that air is efficiently and effectively removed from the brake lines. The one-way valve prevents backflow, making the process smooth and mess-free. Durable and easy to use, this kit is essential for maintaining optimal brake performance on your vehicle.