Specifications: Material: Aluminum + Rubber Color: Silver Total length: 450mm/17.7" Valve length: 55mm/2.17" Inner diameter: 5mm/0.20" Tube outer diameter: 8mm/0.31" Gross weight: 32g Package Contents: 1 * Motorcycle Car Clutch Brake Bleeder Hose One Way Valve Tube Bleeding Tool Kit. Only the above package content, other products are not included. Note: Light shooting 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. Worry-free service. If you have any questions before or after the sale, please contact us and we will give you a satisfactory answer.