What you get: this package includes 4 pieces of proportioning valve bleeder tools, sufficient quantity to meet your daily using and replacement needs
Sturdy aluminum: these proportioning valve bleeder tools are made of quality aluminum, not easy to break or rust, long term to use, which won't break off easily when bleeding, useful accessories for bleeding brakes
Practical tools: brake proportional valve bleeding device tool is designed to lock the low pressure exhaust valve, so that the braking system can exhaust more quickly and easily, make braking system bleeding much easier and faster, avoiding the valve from tripping
Easy to apply: just twist off brake failure light switch on the valve, and replace it with the tool, easy to screw this tool into its place, which will hold your valve in place
Wide compatibility: disc brake proportioning valve tools are designed for CPP proportioning valve, which can prevent combination valve from tripping, compatible with DISC/DISC and DISC/DRUM PV2, PV4