Cylinder Leak Down Tester Kit, Automotive Engine Compression Leakage Test Kit with Extension Rod, Multi-Function for Gasoline Engines, Pressure Check & Leakage Rate Test on Cars, Motorcycles. Accessory Details: Four adapters—M14×1.25, M18×1.5, M10×1, M12×1.25, the deep thread design is anti-slip and durable.
