- suitable for motorcycle and cars with M12 mm or M14 mm spark plug
- 300 mm long, flexible test hose
- large (Ø 70 mm) easy to read scale – accuracy: +/- 3 %
- Clamping range: from 0 to 21 bar / 21.5 kg/cm² / 300 PSI
- blow off valve
- to probe engine valve and piston rings
- Caution: Shut down power of ignition coil before working with this tool!