Brake Proportioning Valve Bleeder Tool, Valve Bleeding Tool Compatible with GM Combination Valves, PV2 PV4, Disc/Disc Disc/Drum 172-1353 172-1371

Key features

• Brake proportioning valve bleeder tool, compatible with non-adjustable GM style combination valves, 172-1353, 172-1371, Disc/Disc and Disc/Drum PV2 PV4.
• Help you to lock the low pressure exhaust valve, make braking system bleeding more easy and fast, avoid the valve from tripping.
• Just twist off your brake light warning switch on the valve, then screw this tool into its place easily.
• Made from aluminum alloy, lightweight and durable, specially designed for bleeding brakes.
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