The Sealey VS0033 Cooling System Pressure Test Kit with four system adaptors The Sealey VS0033 is a Cooling System Pressure Test Kit, including a pump with a gauge and four system adaptors for use on a wide range of vehicle applications. The adaptors may be used to replace both screw and bayonet type cap fittings. Features: Adaptors may be used to replace both screw and bayonet type cap fittings Capless tester uses cone adaptor system to seal and pressurise the cooling system Kit includes pump with gauge and four system adaptors for use on a wide range of vehicle applications Specification:  Model No: VS0033  Cone Adaptor Sizes: 17-24, 28-31.5, 37-39.5, 47-48.5mm