STANDARD COMPRESSION TESTER

Featuring a flexible 21” hose with dual 14-18mm adapter permanently attached to fit most domestic and import cars. Black painted face with chrome ring and compression dial which reads in lbs. per square inch and kilograms per square centimeter. Quick pressure release valve permits retest without removing from the engine. A good, economical tester. Gauge reads up to 300 lbs. per square inch and 0-21 kg. per square centimeter.