• Test compression of gasoline engines on domestic and foreign cars and trucks plus motorcycles, snow mobiles and lawn mowers
• Adapters provided for 10mm, 12mm, 14mm and 18mm applications
• Flex hose eliminates need to remove auxiliary equipment
• Screw-in adapters provide better accuracy over push-in type testers
• Quick disconnect for easy hook-ups
• Quick side release valve permits retests without removal of adapters
• Gauge ranges: 0-300 psi and 0-21 BAR
• Comes complete with repair kit that includes "O" rings, valve cores and installation tool