WIDE COMPATIBILITY: Brake proportioning valve bleeder tool is compatible with non-adjustable GM style combination valves, AC Delco 172-1353, 172-1371, Disc/Disc and Disc/Drum PV2 PV4
ESSENTIAL TOOL: Specially designed to lock the low-pressure exhaust valve, making the brake system exhaust faster and easier
PREMIUM MATERIAL: Disc brake proportioning valve tool is made of high-quality aluminum alloy, which is corrosion-resistant and wear-resistant, not easily broken or damaged
FUNCTION: Used together with CPP proportional valve to prevent combination valve tripping, improve the braking performance and driving experience of the car
EASY TO USE: Just twist off the brake light warning switch on the valve, and then easily screw this tool into its position. Package includes 1pcs brake proportioning valve bleeder tool