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 The brake proportioning valve bleeder tool is an essential addition to any automotive tool. Its construction and performance make it a valuable tool for mechanics and DIY enthusiasts. This tool helps to make that your vehicle's brakes are properly bled, providing optimal braking performance and safety. Features -Color:Blue -Material:Aluminum Alloy -Size:4.00X1.50X1.50cm/1.57X0.59X0.59in -Broad compatibility: Compatible for disc drum and pv4 172-1371, fitting various brake systems -Fast bleeding: enhances the of the brake bleeding process -Safety enhancement: improves the safety of your brake system by making bleeding -Sturdy build: constructed from Aluminum Alloy materials, designed to withstand regular use -Userfriendly: easy to operate, making brake maintenance straightforward and easy Package list: 12 x Brake Proportioning Valve Bleeder