This accessory is a third-party product and is not manufactured or endorsed by DISC DRUM PV4.It is compatible with DISC DRUM PV4 products. Description Ideal for various automotive applications, this brake proportioning valve bleeder tool is suit for bleeding brakes on cars, trucks, and other vehicles. It helps to remove air from the brake lines, making a firm and responsive brake pedal. This tool is a must-have for anyone looking to maintain their vehicle's braking system in condition. Features -Color:Blue -Material:Aluminum Alloy -Size:4.00X1.50X1.50cm/1.57X0.59X0.59in -Wide compatibility: Compatible with disc drum and pv4 1721371, suitable for range of brake systems -Design: bleeds brake proportioning valves -Improved reliability: helps maintain the reliability of your brake system by making bleeding - durability: constructed from Aluminum Alloy materials, making it can handle frequent use -Ease of use: designed for simplicity, making brake system maintenance easier for users Package list: 12 x Brake Proportioning Valve Bleeder