*Quickly diagnose worn piston rings, burnt valves and bad head gaskets

*Professional quality, works on most domestic and foreign engines

*12” flexible hose for easy reach

*Large easy-to-read 2.5” gauge (0~21kg/cm² & 0~300psi)

*Housing: Black-Painted Steel

*Ring: Chrome-Painted Steel

*Lens: Acrylic

*Pointer: Flat Black-Painted Aluminum

*Rubber Protector

*Side release valve

*Fits 14mm and 18mm spark plug holes

*Quick release coupling for quick set up

*Aluminum straight tube & angle tube

*Spec for adaptors:

 With easy connect extension aluminum alloy straight type Bar with rubber cone.

 With easy connect extension aluminum alloy bend type Bar with rubber cone.

 Hexagon brass extension 14mm thread head

 Hexagon brass adaptor with 12mm & 10 mm in separate thread head

 Hose with 14&18mm separate thread head